I, too, found the bonus boxes, fat packs and a gravity feed box at a Target here in Dearborn, MI this morning.
Interesting set -
10 "Groups" of 9 cards a piece (so not numbered 1 through 90)
Crazy Music
Crazy TV
Crazy Politics
Crazy Pop Culture
Crazy Celebrity
Crazy Movie
Crazy Video Game
Crazy App
Crazy Cereal
50th Anniversary
Best of the 80's and Best of the 90's subsets (Sets of 10)