Got a boy band emergency? Then dial 911! This trio ruled the UK pop charts in the late 90s and are now back with their massive choruses and jaw-dropping dance moves.

• Share their name with the US emergency phone number — and a Shanghai double-decker bus route
• Dance moves include The Sticky Gonzales, The Freestyle Disco Slap and The Hot Conker
• Began their careers as dancers on the late-night TV show The Hitman And Her