Julie Bowen's Twitter followers received quite the tweet from the Modern Family star when she wrote on Thursday, "How do you know when you have herpes? Asking for a friend." Fortunately, "friend" did not actually refer to the 44-year-old actress. What's more, the tweet itself was simply a joke. Courtesy of Jimmy Kimmel. The way it worked was Bowen and Kimmel rode a teeter totter, as a wheel with a variety of phrases was spun.