Wedding bells may be ringing sooner than later for Ashlee Simpson and Evan Ross. 

Though Ashlee, 29, has been dating Evan, 25, for only less than a year, the pair is already talking about marriage. 

The hot couple hit the red carpet together on Monday for the Los Angeles premiere of The Hunger Games: Catching Fire, where the 25-year-old actor revealed to omg! Insider about his relationship with the younger sister of Jessica Simpson. 

"Its amazing," he said. "I'm so in love and we've got amazing things going on. And we inspire each other. So, it's cool."

But the two are more than cool. When asked whether Ashlee is "the one," Ross responded instantly, "Yeah. she's, the one," later adding that marriage is in the near future "for sure."

Evan first stepped out with Ashlee in July, later making their public debut as a couple later than month at the launch of Jessica Simpson's Fall 2013 Campaign in New York City, Us Weekly noted. 

"Evan and Ashlee have been friends for a really long time, probably 10 years," a source said at the time. 

"They have a long bond. They already know each other really well," another source revealed. 

Ashlee has a 4-year-old son, Bronx, from her previous marriage to Pete Wentz, 33. The pair reamin cordial since their divorce in 2011.

Tags: Evan ROss Ashlee Simpson