Mariah Carey and Nick Cannon While some married dyads refrain from mixing business with their personal life, it seems that Mariah Carey and Nick Cannon are in matrimonial bliss by putting a twist on an old mantra: the couple that plays together, stays together.

Later this month, Carey will embark on the 'Angels Cry' tour, which has the songstress performing tracks from her twelfth studio album, 'Memoirs of an Imperfect Angel,' in three cities over four days. Though her hubbie may not be in attendance at every performance, his male crooners will be.

The opening act for Mariah Carey's tour has been confirmed as Nick Cannon's R&B group RydazNRtist, according to The trio, signed to the music division of his multimedia company, NCredible Entertainment, will join Carey on her four-day tour, set to kick off at Madison Square Garden in New York City on Dec. 31.

RydazNRtist recently released their first single, "Sorry Ass Apology," along with an accompanying video. The three singers are currently working on their untitled debut release.

Besides the New Year's Eve date, Mariah Carey's 'Angels Cry' tour will hit Atlantic City's Borgata Event Center on Jan. 2 and Connecticut's Foxwoods MGM Grand Theater on Jan. 15 and Jan. 16.