The heck’s up with that mirrored advertisement(?) floating in between the speech bubbles??
(EDIT: Upon further, much closer review, I spotted a very faint outline framing the words that might be a banner, and a very small spot on the sky that might be a pegasus pulling it. Still looks weird as it is.)
http://68.media.tumblr.com/c865dbd36d92064bb973551e7da1ee6b/tumblr_inline_opn39lb6X11r1xpoh_500.png
(EDIT: Upon further, much closer review, I spotted a very faint outline framing the words that might be a banner, and a very small spot on the sky that might be a pegasus pulling it. Still looks weird as it is.)
Edited