Lemony Gem shares her design and cutie mark with Amethyst Star and Diamond Mint, and she shares her design with Lyra Heartstrings. Her mane and tail style is the same as those of Rose and Silverspeed, and her tail style is the same as that of Royal Ribbon. Lemony Gem, along with Prim Posy and "Serena" and as well as "Tornado Bolt", Cotton Cloudy, "Princess Erroria", "Noi", Aura, Liza Doolots, "Dinky Doo", "Pinkie Feather", "Rainy Feather", "Mango Dash", and "Sweet Pop", was to appear in Friendship is Magic, part 2.