I recognize... err, four people in that photo.
I know... i know.. sign of times and decades of signing one hit wonders.. on photo above from left to right - top row: Kyle Simmons and William Farquarson (Bastille), Guy Garvey (Elbow), Chris Wood (Bastille), Chris Martin (Coldplay), Dan Smith (Bastille), Seal, Bob Geldof (some dude who doesn't like Mondays), Karl Hyde (Underworld), Roger Taylor (Queen), Joe Sugg and Alfie Deyes (some vloggers from Youtube), Grace Chatto with Milan Neil Amin-Smith (Clean Bandit)
lower row: three guys from One Direction, Olly Murs, Sinead O'Connor, Ellie Goulding, Jessie Ware, Ed Sheeran, Zoe Sugg "Zoella" (vlogger from Youtube), Angelique Kidjo, Emeli Sande, a bit of Paloma Faith.
crouching: Midge Ure (Ultravox, author of the song), Bono (saviour of the planet, glasswear fashionista)