Scott & Bella's Messy Meltdown

They're on the fast track from bed buddies to rehab buddies!

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She claimed she wanted nothing more to do with perennial party boy Scott Disick and his “hardcore” lifestyle, but Bella Thorne’s clearly had a change of heart.

The actress was spotted hand-in-hand with The Lord as they stumbled out of Lana Del Rey’s 32nd birthday bash at 1OAK in West Hollywood on June 22.

“They’d obviously had a big night... They could barely stay upright,” spills an on looker.

And we’re told the boozy nights have become a regular thing for the friends with benefits, who were first spotted out together in LA back in May, followed by poolside romps in Cannes.