Justin Bartha is engaged to girlfriend Lia Smith

With another highly-anticipated movie on the horizon, Justin Bartha has something else to be extremely excited about!
According to Us Weekly, the "Hangover" actor popped the question to girlfriend Lia Smith and the pair are now set to marry!
Sources who spoke with the mag dished that the exciting moment happened while on vacation at Post Ranch Inn in Big Sur, California.
"They're the cutest couple. She was completely surprised by the whole thing," the source adds. "The trip to Big Sur, the engagement, the ring, everything. So cute."
-I.
source:celebritygossip