Sam Smith proclaims himself 'Biggest Fan' of Lady Gaga

Singer Sam Smith says would love to collaborate with pop star Lady Gaga as he is her "biggest fan".

The 23-year-old "Writing's On The Wall" hitmaker said he has queued up to watch Gaga's shows in the past, according The Hollywood Reporter.

"I'm the biggest Gaga fan there is. I queued up for her showsS when I was 17!" he said. 

Sam Smith is competing against Lady Gaga in the Best Original Song category of Oscars 2016.

Watch Lady Gaga's tribute to David Bowie -