let's do lunch
Hollywood slang for "You're dead to me assface!"
"No really, I'll call you! Hey let's do lunch!"
do lunch
A "do lunch" is an stuck up, professional with an anal attachment to regulations and trivial details.
I fell and ripped my tights this morning, and my boss just gave me a speech about "office-appropriate wear" and "responsible professional appearances" she is so do lunch.