08/10/2011 07:46 pm ET Updated Oct 10, 2011

J.Lo & Marc Anthony

Jennifer Lopez and Marc Anthony's separation has taken a back seat.

Nearly a month after the couple split, the two singers were spotted basking in the Long Island sun near Sagg Main Beach in Southampton ... inside a red Mustang convertible.  Although you can't see the face of the woman in the pic, people on scene say it's Jennifer.

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