Ashlee Simpson is 'the One,' Says Boyfriend Evan Ross!

Ashlee Simpson and Evan Ross hold hands as they spend the afternoon shopping at a mall on Tuesday (November 19) in Sherman Oaks, Calif.

The 29-year-old entertainer and 25-year-old actor hit up Brookstone, Sephora, and the Pottery Barn to check out the selection and grab some choice items.

“It’s amazing,” Evan told omg! insider about his relationship with Ashlee. “I’m so in love and we’ve got amazing things going on. And we inspire each other. So it’s cool.”

“She’s the one,” he added, also saying that marriage was “for sure” in their future.

15+ pictures inside of Ashlee Simpson and Evan Ross shopping…