Graeme O'Neil takes a look at the celebrity reaction to Selena Gomez announcing her engagement to Benny Blanco on Instagram, including from Taylor Swift, Jennifer Aniston, Lil Nas X, Lily Collins, Cardi B, Gwyneth Paltrow, Sofia Carson, Ashley Park, Mariska Hargitay, Julia Michaels, Ashley Benson, Nina Dobrev, and Shay Mitchell.
