Duos Megan & Liz and Maddie & Tae Perform at CMA Music Festival

Megan and Liz sing to a crowd from the Radio Disney Country Stage during the 2016 CMA Music Festival on Thursday (June 9) in Nashville, Tenn.

The two “Big Kids” singers performed a full set at the event after attending the 2016 CMT Music Awards just the night before.

Maddie and Tae, as well as Maren Morris, were also spotted performing at the annual fan festival.

Maren, 26, even performed a duet with Rascal Flatts on the Nissan Stadium.

Check out 25+ pics inside from the CMA Music Festival 2016…