I have even included the really embarrassing ones here too. Feel free to point and laugh...
Alphabeat
Ben Adams (as a solo artist though I do have A1's autographs in a Christmas card courtesy of my friend when she met them last year)
McFly
Matt Willis (as a solo artist)
MOST of Son of Dork (minus Dave - lazy git wouldn't get out of bed)
Darius (the Scottish one from Pop Idol)
Jason Donovan
Shayne Ward (from back in the days when The X Factor was at least watchable)
Ashley Taylor Dawson from allSTARS* though, when I met him, he was an actor in Hollyoaks
Peter Andre (yes, REALLY)
Raghav (anyone remember him?)
The lads from now defunct cheesy band POP!
Four members of D-Side when they were a five-piece
PHIXX
Brigade
Kirsty Crawford from Pop Idol
…
Peter Andre