Relive Gavin Casalegno and Larsen Thompson's Storybook Romance

Casalegno and Thompson were each other's dates for their prom night, of course. The couple looked glamourous as the model opted for a baby pink Christian Siriano gown while Casalegno looked dashing in a black tuxedo. Thompson shared the pictures on her Instagram with the caption, "Senior Prom 2k19💗 Unforgettable night with my best friend and love💗."