Caleb Followill & Lily Aldridge: Solid As The Rocks

Kings of Leon frontman Caleb Followill walks hand-in-hand with his model girlfriend Lily Aldridge through The Rocks, Sydney in Australia on Tuesday (March 17).

Earlier this week, Zac Efron played poker with The Kings — brothers Caleb, Nathan and Jared Followill and their cousin Matthew Followill .

Zac also ran into world poker champion Joe Hachem backstage at KOL’s concert at Rod Laver Arena on Saturday.