Backstreet Boys and NKOTB team up on new single

First the Backstreet Boys and New Kids On The Block tour together, now they've recorded a single together.Can we get anymore schmaltzy harmonising on one track? Presumably, yes, as the iconic boy bands of the '90s have joined forces for a new track called 'Don't Turn Off The Lights'.They unite under the moniker of NKOTBSB, mercifully not spelled out as to avoid the obviously homoerotic