Hilary Duff Chases the Sun with Her Son Luca at the Beach!

Hilary Duff shows off her bikini body while spending the day at the beach with her two-year-old son Luca on Saturday (July 26) in Los Angeles.

The 26-year-old singer was at the beach to see a plane fly a message to promote her new single “Chasing the Sun”!

“I swear the #chasingthesun plane is in the sky lol squint and look really hard,” Hilary captioned the photo on Instagram.

Hilary also posted a video of Luca dancing while listening to the song. So so so cute!!!

Also pictured inside: Hilary out and about later in the day in Beverly Hills, where she accidentally dropped her iPhone on the sidewalk. Hope it didn’t crack!

15+ pictures inside of Hilary Duff out and about while celebrating her song…