Guest Star :: Wyatt McClure

 Wyatt McClure has guest starred in 36 episodes of Young Sheldon.

  1. Rockets, Communists, and the Dewey Decimal System

    102. Rockets, Communists, and the Dewey Decimal System as Billy Sparks

    Aired November 2, 2017

    After reading the Dale Carnegie book on making friends, Sheldon tries out the technique on Billy Sparks with less than riveting results.
  2. Poker, Faith, and Eggs

    103. Poker, Faith, and Eggs as Billy Sparks

    Aired November 9, 2017

    When Billy brings a basket of eggs over for Missy, on whom he has a crush, the family fall ill after eating them.
  3. Demons, Sunday School, and Prime Numbers

    111. Demons, Sunday School, and Prime Numbers as Billy Sparks

    Aired January 11, 2018

    Billy joins Sheldon and Tam to play Dungeon and Dragons, though Billy doesn't really seem to grasp the game.
  4. Jiu-jitsu, Bubble Wrap, and Yoo-hoo

    117. Jiu-jitsu, Bubble Wrap, and Yoo-hoo as Billy Sparks

    Aired April 5, 2018

    When Sheldon tasks Missy with sorting out Bobbi Sparks, she and Bobbi instead have tea and put make-up on Billy.
  5. A Dog, a Squirrel, and a Fish Named Fish

    120. A Dog, a Squirrel, and a Fish Named Fish as Billy Sparks

    Aired April 26, 2018

    As George and Herschel inspect the hole in the fence that Bucky chewed, Billy wonders if the "fence window" has always been there.
  6. A High-Pitched Buzz and Training Wheels

    201. A High-Pitched Buzz and Training Wheels as Billy Sparks

    Aired September 24, 2018

    When Sheldon hand delivers the Sparks' newspaper, he and Billy chat about their jobs.
  7. Seven Deadly Sins and a Small Carl Sagan

    206. Seven Deadly Sins and a Small Carl Sagan as Billy Sparks

    Aired October 25, 2018

    Billy Sparks joins Sheldon, Missy and Tam as they go trick-or-treating in the neighborhood.
  8. Carbon Dating and a Stuffed Raccoon

    207. Carbon Dating and a Stuffed Raccoon as Billy Sparks

    Aired November 1, 2018

    When Billy stops by Meemaw's yard sale, Missy gets to try out her newly acquired skill of haggling.
  9. A Stunted Childhood and a Can of Fancy Mixed Nuts

    210. A Stunted Childhood and a Can of Fancy Mixed Nuts as Billy Sparks

    Aired December 6, 2018

    Sheldon prank calls Billy to ask if his refrigerator is running.
  10. A Nuclear Reactor and a Boy Called Lovey

    213. A Nuclear Reactor and a Boy Called Lovey as Billy Sparks

    Aired January 17, 2019

    Billy goes to see Sheldon in the Coopers' garage as he attempts to build a nuclear reactor.
  11. Albert Einstein and the Story of Another Mary

    217. Albert Einstein and the Story of Another Mary as Billy Sparks

    Aired March 7, 2019

    When Billy finds Mary ducking behind a drug store shelf, he wonders whether she's playing hide and seek.
  12. A Perfect Score and a Bunsen Burner Marshmallow

    218. A Perfect Score and a Bunsen Burner Marshmallow as Billy Sparks

    Aired April 4, 2019

    When Mary stops by with a pie to try patch things up with Brenda, it's not a great time as Billy is bleeding.
  13. Pongo Pygmaeus and a Culture that Encourages Spitting

    307. Pongo Pygmaeus and a Culture that Encourages Spitting as Billy Sparks

    Aired November 14, 2019

    Billy is on the same baseball team as Missy.
  14. A Party Invitation, Football Grapes and an Earth Chicken

    309. A Party Invitation, Football Grapes and an Earth Chicken as Billy Sparks

    Aired December 5, 2019

    Mary is offended when Sheldon isn't invited to Billy Sparks' birthday party.
  15. Teenager Soup and a Little Ball of Fib

    310. Teenager Soup and a Little Ball of Fib as Billy Sparks

    Aired December 12, 2019

    Sheldon visits Billy Sparks in the hopes of catching a cold.
  16. A Live Chicken, a Fried Chicken and Holy Matrimony

    311. A Live Chicken, a Fried Chicken and Holy Matrimony as Billy Sparks

    Aired January 9, 2020

    Billy Sparks is concerned that his father wants to kill his chicken.
  17. Body Glitter and a Mall Safety Kit

    312. Body Glitter and a Mall Safety Kit as Billy Sparks

    Aired January 16, 2020

    Georgie outsources his lawn-mowing chore to Billy.
  18. Contracts, Rules and a Little Bit of Pig Brains

    313. Contracts, Rules and a Little Bit of Pig Brains as Billy Sparks

    Aired January 30, 2020

    When Dale takes his baseball team out for pizza, Billy has a novel idea on how to cool his slice down.
  19. A Slump, a Cross and Roadside Gravel

    314. A Slump, a Cross and Roadside Gravel as Billy Sparks

    Aired February 6, 2020

    Billy asks Missy to use her Christian cross to help his baseball game.
  20. A Boyfriend's Ex-Wife and a Good Luck Head Rub

    315. A Boyfriend's Ex-Wife and a Good Luck Head Rub as Billy Sparks

    Aired February 13, 2020

    Dale is alarmed when Meemaw meets his ex-wife, June (guest star Reba McEntire). Meanwhile, Sheldon is upset when Dr. Sturgis assigns a group project in his college class.
  21. A House for Sale and Serious Woman Stuff

    319. A House for Sale and Serious Woman Stuff as Billy Sparks

    Aired April 2, 2020

    At the baseball game, Coach Dale says Billy Sparks never fails to brighten his day.
  22. Graduation

    401. Graduation as Billy Sparks

    Aired November 5, 2020

    As Sheldon prepares to graduate from high school, he starts to question whether he is ready to go to college. Meanwhile, Dale tries to patch things up with Meemaw.
  23. Training Wheels and an Unleashed Chicken

    403. Training Wheels and an Unleashed Chicken as Billy Sparks

    Aired November 19, 2020

    Billy's chicken gets off its leash and flies at Sheldon as he rides his bicycle.
  24. Bible Camp and a Chariot of Love

    404. Bible Camp and a Chariot of Love as Billy Sparks

    Aired December 3, 2020

    Billy attends the bible camp at the church.
  25. Freshman Orientation and the Inventor of the Zipper

    406. Freshman Orientation and the Inventor of the Zipper as Billy Sparks

    Aired January 21, 2021

    Billy joins Sheldon and Missy when their mothers take them back-to-school shopping.
  26. A Philosophy Class and Worms That Can Chase You

    407. A Philosophy Class and Worms That Can Chase You as Billy Sparks

    Aired February 11, 2021

    Billy joins Sheldon and Missy at Sunday School ahead of the start of the school year.
  27. An Existential Crisis and a Bear That Makes Bubbles

    408. An Existential Crisis and a Bear That Makes Bubbles as Billy Sparks

    Aired February 18, 2021

    Sheldon draws a sketch of Billy Sparks as he tries the philosophy of renaissance humanism.
  28. Crappy Frozen Ice Cream and an Organ Grinder's Monkey

    409. Crappy Frozen Ice Cream and an Organ Grinder's Monkey as Billy Sparks

    Aired February 25, 2021

    George invites Billy over so Sheldon can talk about science to someone less knowledgeable than he is.
  29. A Virus, Heartbreak and a World of Possibilities

    415. A Virus, Heartbreak and a World of Possibilities as Billy Sparks

    Aired April 22, 2021

    Sheldon is caught in a moral dilemma when offered a bootleg copy of a computer game he can't afford. Also, Mary and Meemaw take Brenda out for girls' night while George Sr. and the guys watch Billy, and Missy asks Georgie to take her and Marcus on a secret date.
  30. Snoopin' Around and the Wonder Twins of Atheism

    502. Snoopin' Around and the Wonder Twins of Atheism as Billy Sparks

    Aired October 14, 2021

    Sheldon encourages Missy to question the Bible. Also, Meemaw is determined to catch George Sr. in a lie, and Mary helps Pastor Jeff (Matt Hobby) search for a youth pastor.
  31. Stuffed Animals and a Sweet Southern Syzygy

    505. Stuffed Animals and a Sweet Southern Syzygy as Billy Sparks

    Aired November 4, 2021

    Sheldon and Dr. Linkletter struggle to solve an equation. Also, Georgie has a solution for Meemaw's business woes, and George Sr. gives advice on Missy's love life.
  32. Money Laundering and a Cascade of Hormones

    506. Money Laundering and a Cascade of Hormones as Billy Sparks

    Aired November 11, 2021

    Missy asks some uncomfortable questions at church, and Meemaw and Georgie go into business together.
  33. The Yips and an Oddly Hypnotic Bohemian

    509. The Yips and an Oddly Hypnotic Bohemian as Billy Sparks

    Aired December 9, 2021

    Sheldon gets the science yips and has to learn how to not think. Also, George Sr. plays handyman at Brenda Sparks' house.
  34. A Lock-In, a Weather Girl and a Disgusting Habit

    511. A Lock-In, a Weather Girl and a Disgusting Habit as Billy Sparks

    Aired January 13, 2022

    Sheldon acts as Mary's spy during a youth lock-in at church. Also, Georgie is attracted to an older woman, Mandy (Emily Osment).
  35. A God-Fearin' Baptist and a Hot Trophy Husband

    519. A God-Fearin' Baptist and a Hot Trophy Husband as Billy Sparks

    Aired April 21, 2022

    George and Mary insist on meeting the new woman in Georgie's life. Also, Sheldon and Missy have suspicions about what's going on with their family.
  36. White Trash, Holy Rollers and Punching People

    521. White Trash, Holy Rollers and Punching People as Billy Sparks

    Aired May 12, 2022

    As the church congregation gossips about Georgie, Missy stands up for her brother, and Sheldon is distracted by the family drama.
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