Olivia Wilde and Harry Styles get their PDA on during Italian getaway!

Monte Argentario, Italy - Harry Styles and Olivia Wildes' romance is heating up across the seas!

Harry Styles (l) was spotted vacationing with Olivia Wilde (r) in Italy on Monday.
Harry Styles (l) was spotted vacationing with Olivia Wilde (r) in Italy on Monday.  © collage: IMAGO / Matrix & IMAGO / Independent Photo Agency Int.

These celebrity couples aren't afraid to pack on the PDA with their partners this summer.

Harry (27) & Olivia (37) have now joined the list of famous pairs caught kissing and cooing in the public.

On Monday, the two were seen in Monte Argentario, Italy on vacation being very affectionate towards one another.

Rihanna stirs up new marriage rumors with massive diamond ring!
Rihanna Rihanna stirs up new marriage rumors with massive diamond ring!

Page Six obtained photos of the couple sporting matching blue outfits on a yacht while holding hands and making out. Harry wore a blue jacket, matching hat, and black Nike shorts while his girlfriend showed off her figure in a high-waist blue bikini.

Other pics showed them going for a dip in the water and sipping wine – ah, colors us jealous!

And, of course, fans on social media couldn't handle this sizzling display of love.

The pair were first linked together earlier this year after it was confirmed that Olivia Wilde surprisingly split from her longtime partner, Jason Sudeikis.

The Booksmart director, who shares two children with her ex, met the former One Direction member met on the set of Don't Worry Darling.

Despite their 10-year age difference, the couple seems to be definitely going strong!

And, they definitely aren't the only famous pair to be enjoying their summer romance. The recently reunited Jennifer Lopez and Ben Affleck have been caught smooching several times since their relationship reboot.

Most recently, Spiderman costars Zendaya and Tom Holland were seen engaging in some heavy car PDA after shutting down rumors of their romance for years.

This summer is certainly heating up, and it's not just the weather that's sizzling in Hollywood!

Cover photo: collage: IMAGO / Matrix & IMAGO / Independent Photo Agency Int.

More on Celebrities: