'The Perfect Week' - Season 5, Episode 14
With Barney about to complete a perfect week - landing seven different girls in seven days - the gang roots him on in order to forget about their own miserable week.
Air Date: February 1st 2010.
Lily: Trying to nail seven girls in seven days is a cry for help!
Ted: Barney's whole life is a cry for help!
Wendy: Take out order for Cook Pu. We have a Number Two over here for Cook Pu.
Ted: You guys got Wendy saying it now? Come on, like, I get it, Cook Pu is a stupid name and it gets stupider and stupider the more you say it. Cook Pu, Cook Pu, Cook Pu!
Cook Pu: Here.