Tennis is Denver couple Alaina Moore and Patrick Riley. The duo began writing music together as a way to document the history of their time living aboard a sailboat. The result was their first release, Cape Dory. Moore and Riley followed Cape Dory with Young and Old, which The New Yorker described as "winsome as it is ebullient," and debuted #1 on Billboard's Heatseeker Chart and #1 on CMJ Top 200, where it remained for three straight weeks The album also debuted on Soundscan's "New Artist Chart" at #1 remaining there for nine consecutive weeks. The band performed on "The Late Show with David Letterman," "The Tonight Show with Jay Leno," "Conan" and "Last Call with Carson Daly." Twenty thirteen brought Small Sound EP and the band's Spring tour with Haim.