Big Bang - The Coitus Conundrum

Howard's dreams are coming true as his girlfriend Bernadette moves in with him. Too bad Howard still loves with his mom, who has serious boundary issues. When Howard's mom insists he bring her some tea, Bernadette tells him to put two bags of sleepytime tea into the cup. He agrees, then rejoins Bernadette to find her decked out in lingerie for some sexy time in their bedroom.