This year's event is a virtual festival. BBC Radio 1 and the world’s biggest artists will be joining fans remotely while they stay at home.
'The 1975' topped the UK Albums Chart on release and was certified platinum in 2014.
The superstar singers didn't reveal a specific date for the song's release, but rumours persist that it won't be long.
After joining EMI in November 1972, Queen played their label launch gig at London’s iconic Marquee Club in April the following year.
Fender said: “‘That song is such a long-standing favourite of mine, and Amy remains a national treasure."
The new song is the follow-up to the much-acclaimed 'Summer Girl', released in July.
The band are returning to the stage in support of their new album, Inflorescent, which is due out on 16 August.
The fast-rising Scottish singer will play Liverpool’s Croxteth Park for a one-off BBC Radio 1 performance on 5 August.
The fast-rising Tyneside singer-songwriter also recently won the BRIT Awards Critics Choice award for 2019.
The event will run across Friday 22 & Saturday 23 March At Rich Mix in London’s Bethnal Green Road.
Fender recently signed to Polydor and his track ‘Dead Boys’ was named as BBC Radio 1's Annie Mac’s ‘Hottest Record In The World’.
'Guiding Light' is the first single to be taken from the band's new album 'Delta', due for release on 16 November.
The new song has been co-produced by Disclosure and is currently Annie Mac’s Hottest Record in the World on BBC Radio 1 in the UK.
While he was in the UK, Drake's new album Scorpion remained at No. 1 on the US Billboard 200 for a second straight week.