The singer and her boyfriend - who have reunited after splitting last year - were heading for a yacht in East Hampton on which they were celebrating J.Lo's birthday with family and friends.
The on-again-off-again couple held hands and even seemed to share a kiss as they left the event, by which point Jennifer had swapped her skirt for a pair of shorts in the same print.
For both of the looks, the birthday girl wore the same electric-blue strappy sandals with stiletto heels.
