Rachel Bloom Celebrates Brittany Snow Joining 'Crazy Ex-Girlfriend' by Singing a Hilarious Medley

Here's a case of perfect casting, where the perfect actress lands on the perfect show.

Before aca-reprising her role in Pitch Perfect 3, Brittany Snow will warm up with a run on The CW's Crazy Ex-Girlfriend. The show's star, Rachel Bloom, celebrated the news on Instagram by singing a Brittany Snow-centric parody of "Let It Go," Christmas carols and the Jurassic Park theme song.

"In honor of @brittsnowhuh appearing on #crazyexgirlfriend this season I made a super high production value music video," Bloom captioned the video.

EXCLUSIVE: Brittany Snow Talks Directorial Debut, Anti-Bullying Work and 'Hairspray' Reunions

"Not sure if anyone since my 4th grade bf Kevin has used my name in so many beautiful melodic ways. #MoveOverKev," Snow tweeted back, adding a thumbs up emoji for good measure.

"Video saved for self esteem purposes =Forever. Can't wait!" she wrote in a follow-up tweet.

Snow will play Anna, "a hip and cool L.A. chick and beauty entrepreneur who sweeps into town and shakes everything up for Rebecca," in three episodes of Crazy Ex-Girlfriend's second season, TVLine reports.

The Hairspray star joins the show's already impressive roster of guest stars, which has included the likes of Dr. Phil, Amber Riley and Ricki Lake. The latter two fangirled over their Dreamgirls-inspired roles on the show, which you can check out in the video below.