A Math Emergency and Perky Palms is the fifteenth episode of the second season of the American sitcom Young Sheldon. The episode aired on February 7, 2019.
Dr. Sturgis gives Sheldon a 95% on a physics test, which Sheldon disputes. Eventually, Dr. Sturgis admits that Sheldon was right, and deserved a perfect score. Pastor Jeff becomes ill, and has Mary take over his duties, such as providing counseling to a pair of newlyweds, and visiting a shut-in. The visit is difficult, but when Mary tries visiting him again, she discovers that he had died.
- Iain Armitage as Sheldon Cooper
- Zoe Perry as Mary Cooper
- Lance Barber as George Cooper Sr.
- Montana Jordan as George Cooper Jr.
- Raegan Revord as Missy Cooper
- Jim Parsons as the voice of Sheldon Cooper
- Annie Potts as Meemaw
- Wallace Shawn as Dr. John Sturgis
- Matt Hobby as Pastor Jeff Difford
- Sarah Baker as Ms. Sheryl Hutchins
- Nancy Linehan Charles as Peg
- Danielle Pinnock as Ms. Ingram
- Barry Corbin as Mr. Gilford
- Megan Park as Francine
- Bryce McBratnie as Elliot
- The first TV show Mr. Gilford was watching was an episode of "Hogan's Heroes."