The co-stars parted ways in May (13) after three years together, but they put their personal problems aside to promote the upcoming fifth season of the show at the convention in San Diego, California.
The former lovers rubbed shoulders at a panel discussion, along with their fellow co-stars Paul Wesley and Kat Graham, and they even made a joke about the split.
When Dobrev said of her character, "Is there anyone Elena hasn't made out with?" an audience member shouted "Me!" so Somerhalder retorted, "Give me your number. I'll set you up."