Ashlee Simpson will be heading down the aisle for the second time.
"The love of my life said YES!!!!!!" Ross tweeted along with a photo of the pair. Simpson added, "My baby love and I are engaged!!! Hallelujah Hawaii!!!!!"
Simpson, who went public with Ross, 25, last July, was previously married to Pete Wentz, with whom she has a 4-year-old son, Bronx Mowgli. They divorced in 2011.