Celine Dion goes backstage with Metallica after rocking out during band’s shows at Sphere

Who knew that Celine Dion was a metalhead?The five-time Grammy Award winner was seen rocking out at the Sphere in Las Vegas last week, enjoying two performances by heavy metal band Metallica, Billboard reported.Read more trending news The “My Heart Will Go On” singer went viral for playing air bass during Metallica’s ballad-like (for them) song, “Nothing Else Matters” during the band’s Nov. 5 show, People reported. Dion, 58, returned two nights later with her 16-year-old twin sons, Eddy and Nelson Angélil, whom she shares with her late husband, René Angélil; and actor Jack Black, for Metallica’s Life Burns Faster, residency show, according to Billboard. View this post on Instagram A post shared by Céline Dion (@celinedion) Video obtained by TMZ, shows Dion throwing her arms into the air during Saturday’s show while showing off her air guitar skills as the band played “Enter Sandman.”Dion and her group went backstage after the show to meet the band members, according