Listen to Kellie Pickler on iHeartRadio | Listen to Lady Antebellum on iHeartRadio

Kellie Picker is back on "Dancing With the Stars" - as a musical guest. says the country star, who captured the mirrorball trophy back in the spring, will be launching the two-night season finale Monday night with a performance of her new song "Little Bit Gypsy." 

But she's not the only country artist taking part in the festivities.  Lady Antebellum is on board for Tuesday's show, and will sing their latest hit, "Compass." 

In addition, Blue Collar Comedy star Bill Engvall is among the four celebrities still in the competition.  He's vying for the mirrorball trophy along with Amber Riley, Corbin Bleu, and Jack Osbourne. 

The "Dancing With the Stars" finale will begin on ABC Monday night at 8:00 p.m. Eastern. 

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