The winner (joint effort):

"Do Michelle and Jill know?"-- LCALLDAY

"Who do you think introduced us?”-- SCOTTG-CO

Runners-up:

Barack: “Ready for some more evolving tonight Joe?”

Joe: “Only if I get to lead from behind this time.”-- KEWC

"You’re not going anywhere Joe. If I have to listen to her so do you."-- FORMYKIDSVA

“Come on. I’ll show you how to make a REAL Long Island Iced Tea.”-- FEMALL

"Let go! I have to go to the bathroom!"-- LCALLDAY

"I’ll be up in a few, get the 'drone' ready."-- TROUTSLAYERMT

"I can’t quit you!"-- WELLHANGINGCHAD

George Washington conviently looking the other way…-- BUCHANAN16

"Here we go round the mulberry.

So early in the morning."-- J.C. MCGLYNN

Jay Carney: "They are not holding hands, it’s very plain to anybody that in fact they are not even touching."-- SOOTHSAYER

Biden: "I go pee-pee standing up"-- THEGOOCH

Lincoln bust: "I said EMANCIPATION not EMASCULATION you moron!"-- CANE4U

“Call me maybe”-- ANOPINION