"Oh, what fresh hell is this?" -Sheldon Cooper
"Oh, good grief." -Sheldon Cooper
"Oh, sure cut the foreigner in half." -Rajesh Kootherpali aka Raj
"What do you suppose she meant by that?" -Rajesh Kootherpali aka Raj
"No one thinks it'll happen until it does." -Sheldon Cooper
(Raj ate in the dark because Leonard & Sheldon went to bed & Penny didn't see him either, Raj sneaked out).
"Terrific now we're running a cute little B&B." -Sheldon Cooper (sarcastically).
"It's like talking to a wall." -Sheldon Cooper
"So halo night?" -Howard Wolowitz
"I thought she was the whore of Omaha?" -Rajesh Kootherpali aka Raj