The song-and-dance routine is over for Pia Toscano and Mark Ballas.

The “American Idol” songtress and “Dancing With the Stars” pro have called it quits on their budding relationship, according to eonline.com.

The reason for the breakup? Their careers didn’t leave them with enough time to devote to making the romance work.

“They mutually decided this,” a source told People.com.