'Glee' star Matthew Morrison and 'American Idol' champion Jordin Sparks are among the acts set to headline the annual celebration 'A Capitol Fourth' set to air live on PBS from Washington, D.C.

In addition to Morrison and Sparks, the bill will feature singer Josh Groban and 'Dancing With the Stars' pros Mark Ballas and Chelsie Hightower. The ceremony will be hosted by actor Jimmy Smits, and also features performances by comedian Steve Martin and old-time rocker Little Richard.

PBS will air the 90-minute program live from the West Lawn of the US Capitol building Monday, July 4, at 8PM ET.

After his July 4 performance, Morrison will support New Kids on the Block and Backstreet Boys on their co-headlining tour from July 6 through Aug. 7. See the full itinerary here.

Watch a Preview of This Year's 'A Capitol Fourth' Program