Panthers running back Christian McCaffrey took to social media on Friday and wished his girlfriend Olivia Culpo a happy birthday.  The former Miss Universe turned 28 and has never looked better.

As if quarantining together wasn’t a big enough sign that things between the two are getting serious, McCaffrey’s birthday post makes it very clear.

RELATED: Christian McCaffrey and Olivia Culpo Participated in a Quarantine Prom

Flip the Page to see the birthday wishes: