The pair appeared giddy in each other's company as they frolicked on the sand in Marina del Rey

Gruber is fresh from a stint in rehab after being arrest for cocaine possession and attacking another man.
The blond socialite was taken into custody in April for allegedly stashing the drug in his underwear and punching a 20-year-old male; he was said to have wanted to go on a big 'last night out' before getting clean, according to the New York Post.

New squeeze? The pair appeared giddy in each other's company as they frolicked on the sand in Marina del Rey

Gruber was charged with possession of a controlled substance, misdemeanour assault and resisting arrest.
Klein, 69, has not publicly acknowledged a romantic relationship with Gruber.
But the designer is said to have supported him through several personal ordeals even after their split in January.