The U.S. Open Tennis Championships debuts today, and K-Swiss is getting in the spirit with a cheeky new shirt that injects the sport with a healthy dose of innuendo. We’re giving away five of them this week. Want one? Here’s how to win:

In the comment section below, give us one other clever sports innuendo. The more creative, the better. Submit yours by September 1 at 12pm EST. The five readers who submit the best innuendos win their choice of one of the two t-shirts pictured below.