With "We Love Harmony!" as their rallying cry, a four‑person family quartet spanning two generations—Circus—returns to the Billboard Live stage this year to create refined harmonies. As pioneers of a mixed‑voice chorus group, they have kept going for over 40 years through lineup changes, carrying hit numbers such as "Mr. Summer Time" and "American Feeling" and bringing a pleasant groove to venues nationwide. In an intimate club setting, please enjoy a moment savoring covers of era‑defining songs by Circus, a group that has evolved with the times.