soul train.An off-the-rails dance performance on a New York City subway is making major stops all over social media timelines. Popping, locking and Matrix-style dropping to Missy Elliott’s 2013 “Lose Control,” dance troupe W.A.F.F.L.E Crew — which stands for “We Are Family For Life Entertainment” — is putting online onlookers in a good mood groove. “This video so much energy I was hyping them up through my phone,” Elliott, 49, tweeted alongside a clip of the killer choreography. “They SNAPPED