Jeez!
Word up!
Cheers
Dig in!
Sugar!
Yeah, right!
Bloody
Blimey!
Poor you
How interesting!
I had no clue he was a published author!
[more politely] Are you kidding me?
… Do you really think I could believe that?!
[USA] No wonder he's still single!
Getting back to Europe from China was a … nightmare! Never again!
… for helping me out the other day man!
[USA] You can start eating straight away!
[UK] What a story!
I'd be damned - you were right!
How did you handle all that yourself? Must've been dreadful!