DJ Khaled, T-Pain, Bastille, Sam Feldt

Young Hollywood’s “Backstage Diaries” gives you an all-access pass to some of your favorite musical acts. This time around: DJ Khaled unveils a new car via his favorite social media app; we hang out backstage at The Novo with hip-hop star T-Pain; Dan and Kyle of Bastille show off their T-shirts ahead of their return gig at L.A.’s the Troubadour; and deep house producer Sam Feldt gets ready for his show at the Fonda Theatre.