"A Financial Secret and Fish Sauce" - Pictured: Sheldon (Iain Armitage). When George Sr. asks Sheldon to keep a secret from Mary, the stress of not being honest drives Sheldon to hideout at Tam's for his first sleepover, on YOUNG SHELDON, Thursday, Oct. 11 (8:31-9:01 PM, ET/PT) on the CBS Television Network. Photo: Robert Voets/Warner Bros. Entertainment Inc. © 2018 WBEI. All rights reserved.

"A Financial Secret and Fish Sauce" - Pictured: Tam (Ryan Phuong). When George Sr. asks Sheldon to keep a secret from Mary, the stress of not being honest drives Sheldon to hideout at Tam's for his first sleepover, on YOUNG SHELDON, Thursday, Oct. 11 (8:31-9:01 PM, ET/PT) on the CBS Television Network. Photo: Robert Voets/Warner Bros. Entertainment Inc. © 2018 WBEI. All rights reserved.

"A Financial Secret and Fish Sauce" - Pictured: Tam (Ryan Phuong). When George Sr. asks Sheldon to keep a secret from Mary, the stress of not being honest drives Sheldon to hideout at Tam's for his first sleepover, on YOUNG SHELDON, Thursday, Oct. 11 (8:31-9:01 PM, ET/PT) on the CBS Television Network. Photo: Robert Voets/Warner Bros. Entertainment Inc. © 2018 WBEI. All rights reserved.

"A Financial Secret and Fish Sauce" - Pictured: Sheldon (Iain Armitage) and Tam (Ryan Phuong). When George Sr. asks Sheldon to keep a secret from Mary, the stress of not being honest drives Sheldon to hideout at Tam's for his first sleepover, on YOUNG SHELDON, Thursday, Oct. 11 (8:31-9:01 PM, ET/PT) on the CBS Television Network. Photo: Robert Voets/Warner Bros. Entertainment Inc. © 2018 WBEI. All rights reserved.

"A Financial Secret and Fish Sauce" - Pictured: Sheldon (Iain Armitage) and Tam (Ryan Phuong). When George Sr. asks Sheldon to keep a secret from Mary, the stress of not being honest drives Sheldon to hideout at Tam's for his first sleepover, on YOUNG SHELDON, Thursday, Oct. 11 (8:31-9:01 PM, ET/PT) on the CBS Television Network. Photo: Robert Voets/Warner Bros. Entertainment Inc. © 2018 WBEI. All rights reserved.