The Gates Excitation: [s11e18]

: Once he realizes it's actually real, he desperately tries to find Gates. However, he ends up being the one pranked when the others send him to the wrong hotel. Bernadette’s "Mommy Brain"

: After accidentally seeing Gates' itinerary on Penny’s phone, Leonard leads Howard and Raj to a hotel stakeout. Leonard eventually meets Gates but ruins the moment—and his own tie—by crying from excitement. [S11E18] The Gates Excitation

Bernadette struggles to talk about anything other than her children, prompting Amy to help her reconnect with her adult, scientist self. Original Air Date : March 29, 2018. Guest Star : Bill Gates as himself. : Once he realizes it's actually real, he