Owner of plus-size dress shop gifts $700 prom dress to 'shy' teen after watching her light up

Summer Lucille opened Juicy Body Goddess , a plus-size-only dress shop, in 2016 .

The store features mostly Lucille ’s own designs of formal dresses up to a size 6X.

A viral TikTok video shows a teen trying on a dress she found out about the store.

Elyse Monroe , 18 , was initially “nervous and shy,” but after trying on the dress, everything changed.