3.
"WELL, I'LL BE DARNED."
4.
"YOU SURE ABOUT THAT?"
5.
"WELL, BUTTER MY BISCUIT AND CALL ME SALLY."
9.
"YOU HAVE SOME DOWNRIGHT KEEN OBSERVATION SKILLS. KEEN AS FUCK."
12.
"WELL, SHIVER ME TIMBERS."
13.
"EXPLAIN HOW EVERYONE HAS THIS HAIRCUT, THEN."
15.
*fifteen winky-face emojis*
16.
"CARGO SHORTS NEVER LIE."
Or you can just keep it short and sweet: