When I put one new sprite in, it shows perfectly (
http://img.photobucket.com/albums/v35/Mara_/edited1.png), but if I put in more:
http://img.photobucket.com/albums/v35/Mara_/edited2.png they get weird colours or freeze (in bottom half of that picture I had pressed down to view brawly's page). Hope this helps! I have no clue what's going on, so thanks in advance!