Christie Brinkley, 68, looks stunning in a blue bikini while showing off her fit summer body

Alexa Ray Joel, 36, Rocks Plunging Swimsuit In Gorgeous Pics Taken By Mom Christie Brinkley

Christie Brinkley and Billy Joel's singer daughter Alexa Ray proves she has supermodel looks too

Christie Brinkley, 68, flaunts her toned pins in a hot pink summer dress and wellies while gardening