It was actually Ozzy Osbourne who advised Billy to take up lead vocal when he heard him sing at sound check on his 'No Rest For the Wicked' Tour. Ozzy had invited Billy and his band as support act for the European leg of the tour. Guitarist Zakk Wilde also encouraged Billy to take up the lead vocal mantle.

From Liverpool Billy had much success in the 80's, working with artists such as Ozzy Osbourne, Roger Daltrey, Uriah Heep and Saxon to name but a few

Billy has a strong physical likeness to Robert Plant, so strong in fact that Robert Plant himself thinks the similarity is 'Spooky' and said of Billy that it is like watching himself onstage,
''I walked in, I saw me'' is his comment.
Both John Paul Jones and Jimmy Page have remarked upon the accuracy of Billy's portrayal of their music.

His performance is so convincing that Led Zeppelin management themselves threatened to sue for using images of Robert Plant on the band promotional material, until it was explained that the pictures used to promote Letz Zep shows are not of Plant but of Billy Kulke himself!!

''This is like a knighthood to Billy Kulke'' says journalist Josef Schaller, in Mittebeyerische, Germany.Where Letz Zep performed to over 12,000 people at Wacken Open Air festival.

Billy has also performed live with none other than Jason Bonham himself, with arousing performance of the Led Zeppelin classic 'Rock and Roll' one evening in Londons legendary St Moritz Club.

Billy also performed in a 'supergroup' to mark the 50th anniversary of the formation of Led Zeppelin.With multi award-winning producer and songwriter Guy Chambers, in a band featuring Black Crowes/Oasis guitarist Paul Stacey and Eurythmics/Flight of the Conchords bassist David Catlin-Birch.

After a worldwide search for the right vocalist Billy was chosen to perform in Waitakare, New Zealand with the entre 68 piece Auckland Philharmonia Orchestra. Performing classical version of the great Led Zeppelin songs.Performing to over 7000 avind music fans.

Billy has also performed on recording projects with Don Airey (Rainbow/Deep Purple) Scott Gorham (Thin Lizzy) Dennis Stratton (Iron Maiden) and Neil Murray (Whitesnake)

Billy made the front cover of Liberation, the biggest and most important music paper in all of France, a space usually reserved for only the brightest of stars.

Billy is also now a successful author with two paperback in the Letz Zep 'Backstage' series, available on amazon. The first tells the story of the bands rise from humble beginnings to performing n the biggest stages in the world, The Second, entitled 'Stairway to Heaven' tells how they stay there!!

'Simply more Robert than Robert' Hard Roxx magazine.

'The man is insane, the same lions mane as Robert Plant and he also has all the moves like no other, he masters the stage like a magician' - Regine Buddeke, Maz-online Germany.

'Vocalist Billy Kulke takes the stage like the king of the sun' - St Avold, France.

'His voice is made for the songs of the legendary Led Zeppelin' Regine Buddake, Maz-Online. Germany.