well here are more ideas to sell at mff
"Mare in the moon is the best pony"
"Nightmare Moon is the Best Pony"
"Dr. Whooves is the Best Pony"
"Discord is the best Chimera"
"Steven Magnet is the best sea serpent"
"Soarin' loves his pies"
"Angel is the best Bunny"

edit: let me know what you think