My 18 year old daughter just went to see this last night.
That surprised me enough, but her comments that it was the "funniest thing [she'd] ever seen, and that Alex guy is a really good actor. You'll love it, Mom!" surprised me even more, coming from her. She's usually a blood-and-guts movie go-er.
Her only other comment was that it would have been better with Sandra Bullock, but even JLo "didn't suck"...so there you go. The critic has spoken