Sia and Wiz Khalifa to perform on The Voice this week

Sia and Wiz Khalifa are both performing on The Voice this week.

Tuesday's (April 7) edition of the NBC talent competition will include Sia gracing the stage to sing her worldwide hit 'Elastic Heart'.

Steve Granitz/WireImage

The special performances will continue on Wednesday (April 8) as Wiz Khalifa performs 'See You Again' from the Furious 7 soundtrack.

Khalifa will be joined by former Voice contestant Chris Jamison.

Jamison competed on season seven of The Voice as a member of Team Adam Levine, finishing in third place overall.

The Voice airs at 8pm on NBC on Tuesday and Wednesday.

Source: http://www.digitalspy.com/tv/s148/the-voice/news/a640063/sia-and-wiz-khalifa-to-perform-on-the-voice-this-week.html