Mariah Carey celebrates her 2008 album topping the iTunes chart with an 'impromptu' performance

dailymail.co.uk:

To celebrate her 2008 album hitting the U.S. iTunes Top 200 chart again,Mariah Carey surprised fans with animpromptu version of her hitLast Kiss on Tuesday.'Woke up yesterday to find out that E=MC2 is somehow the #1 album on iTunes!!

On its 12th anniversary no less,' the Bye Bye hitmaker captioned a video of her special performance via Instagram.'But in my heart I know this/ Ain't gon' be our last kiss/It's too big we just can't quit,' she sang, before stopping herself to wonder aloud if she got the lyrics wrong.

Grateful: To celebrate her 2008 album hitting the U.S. iTunes Top 200 chart again, Mariah Carey surprised fans with an impromptu version of her hit Last Kiss on Tuesday 'Hold on, am I singing the right words?' the superstar asked,.