Crossword puzzle clue "has anyone told you"

"Has anyone ___ told you ..."

"If I've told you ___, I've told you a thousand times ..."

Chairman you shouldn't carry pictures of if you want to make it with anyone, per Lennon

TV character who says "You know I wouldn't talk in front of anyone but you"

Baldwin who has hosted "S.N.L." more times than anyone else

"30 Rock" actor who has hosted "Saturday Night Live" more than anyone else (16 times): 2 wds.

Physicist who said "Anyone who is not shocked by quantum theory has not understood it"

He said "How can anyone govern a nation that has 246 kinds of cheese?"