This card's artwork is a complete redesign of the original card's artwork and shows Fiesta Flare (from G3's "Positively Pink") relaxing with some maracas. Her card's info says:
My Chubbiest Pony Fiesta Flare
LIGHT / Chubbiest Pony / Level 6 / ATK 0 / DEF 2800
This card cannot be Normal Summoned or Set. This card can only be Special Summoned except by Tributing 1 face-up "My Chubbier Pony Fiesta Flare" you control or with "Rebirth of the Chubby One". This face-up card cannot be destroyed by battle and is unaffected by your opponent's Trap Card effects.
Rainbow Rare