CHRIS BEGS DAKOTA TO COME BACK

He's at sea without her while she parties on yacht

- 

NEWLY single Dakota Johnson is so busy mingling on a girls' trip aboard a yacht in the Mediterranean with Kate Hudson and a few hot guys — including Tom Brady — that she's completely ignoring her ex Chris Martin's pleas to take him back.

Snitches say the Fifty Shades of Grey alum, 35, is having the time of her life while the Coldplay frontman, 48, struggles to move on.

“Chris is absolutely lost without her,” spills an insider. “He didn't realize how much he depended on Dakota until she walked away.