“Sheldon entered the living room with Jenna's son, John "What'd we miss?" Sheldon asked with a smile. While Seth and David abandoned the group, all eyes went from Sheldon to Tracy to Sheldon to Tracy and back to Sheldon again. It was like watching a tennis match. And poor Tracy.... Lisette had never seen her look so stricken. "Well?" Sheldon prodded, when no answer came. Sean cleared his throat. "Tracy's been having sex dreams about you." Krysta swatted her brother on the back of the head.” SeanTracyImmortal GuardiansSheldon Book:Night Unbound Source: Night Unbound