Rascal Flatts will release their new album, Unstoppable, on April 7 on Lyric Street Records. The album was co-produced by Dann Huff and Rascal Flatts. The group will perform on the People's Choice Awards on Wednesday night (Jan. 7) on CBS. They are nominated for favorite group with Coldplay and Maroon 5. They are also up for favorite country song for "Take Me There." Rascal Flatts released Greatest Hits in 2008.