Queen, David Bowie and Annie Lennox's powerful 'Under Pressure' performance in tribute to Freddie Mercury

Queen, David Bowie and Annie Lennox's powerful 'Under Pressure' performance in tribute to Freddie Mercury

The footage, posted by Queen's official YouTube account, sees Adam Lambert singing with Brian May and Roger Taylor as the trio warm-up before a concert.

Queen and Adam Lambert harmonising in unseen backstage video is incredible

In the clip Freddie can be seen practising the traditional Hungarian folk song 'Tavaszi Szél Vizet Áraszt' that he will later sing live in front of 100,000 people at the Budapest concert.

Queen: Freddie Mercury and Brian May's private hotel jam session from 1986 is magnificent

Following on from their recently released live album, Queen are now encouraging fans to send in footage of themselves to be included in their new music video.

Queen are inviting fans to be in new video for 'Don't Stop Me Now' - here's how

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Brian May, Roger Taylor, Paul McCartney, Rod Stewart were joined by Phil Collins, Brian Wilson, Cliff Richard and Joe Cocker for an epic rendition of the Beatles classic 'All You Need Is Love', on June 4, 2002.

When Queen, the Beatles and Rod Stewart sang spectacular version of 'All You Need Is Love'

Queen's Brian May reveals 'stomach explosion' almost killed him

Queen's Brian May reveals 'stomach explosion' almost killed him

Video footage of John Deacon's last ever public appearance as a member of Queen was filmed in 1994 alongside Brian May and Roger Taylor.

Queen: Watch John Deacon's touching final message to fans before he quits the band - video

Footage shows Freddie Mercury singing a Hungarian folk song to Mary Austin in 1986

Queen: Freddie Mercury sings to 'soulmate' Mary Austin in touching footage from 1986 - video

Freddie Mercury and Michael Jackson recorded a handful of duets, only one of which ever made it officially to the light of day.

Michael Jackson and Freddie Mercury's electrifying long-lost duets are heart-wrenchingly good

The new album will feature a hand-picked selection of live performances chosen from 218 live shows Queen and Adam Lambert have performed across 42 countries over the past seven years.

Queen and Adam Lambert release stunning track from new album - listen here

Video footage of Queen's first ever known recording has resurfaced after nearly 40 years.

This footage of Queen's first ever recorded performance is sensational - video

Whitney Houston, ABBA, Robbie Williams and the Bee Gees are all feature on the top 30 ultimate dance floor fillers list

Brits have revealed their top 30 ultimate dance floor fillers - but do you agree?

Brian May thanks firefighters for tackling Surrey wildfire which threatened his home

Queen's Brian May thanks 'amazing' firefighters who rescued his home from Surrey wildfire

Daria, Jarren and Gracie stunned the judges on ITV's The Voice Kids with an incredible rendition of Freddie Mercury's 'Barcelona'

The Voice's best ever audition? Kids stun judges with jaw-dropping Freddie Mercury song - video

The best tribute acts in the world include impersonators from South Africa, Argentina and the UK

The world's top 5 most outstanding tribute acts: Uncanny portrayals set to rival the originals

Brain May posted a workout video on an exercise bike seven weeks after his heart attack

Brian May posts workout video 7 weeks after 'excruciating' heart attack