Wedgies....

MH: These thongs have been chasing my ass all night.
ED/LB: Don't you mean chafe??
MH: NO! I MEAN CHASE!!

...and it beings....

Me: Ya know... I've really been reading and learning a lot about astronomy. It's fascinating. 
Megan: Really?! I'm a Leo!!
Me: *facepalm* .... Astronomy, not astrology....