“Supporting a cause that is near & dear to my heart. tonight I’m singing for grandps! i miss u,” Grande tweeted prior to the Sept. 5 event in Los Angeles, which was broadcast on dozens of broadcast and cable networks.
Grande’s grandpa died after a lengthy battle with cancer in late July. Watch her moving performance in the video below.
In addition to Grande, the 2014 Stand Up to Cancer special also featured performances by Dave Matthews Band, the Who, Jennifer Hudson, Lupe Fiasco and Common.
Gwyneth Paltrow and Joel Gallen returned to produce the telecast for a second time. The money raised supports cross-disciplinary research toward new cancer treatments.