Info on Unreleased Gagi

Pretty good list of rumored/unreleased/sold songs by Gagz.
via RORSONGAE on Gagi's forum:

Do Me Right is a song she wrote for Valeria. It's an outtake from her album, Freshly Squeezed.
Lola (California Weekend) is a song she wrote for Valeria, that's on her album, Freshly Squeezed.
Eyes On Me, Hypnotico (Silly Heartbreakers), and Killa Love Song are all songs written for Tami Chynn on her cancelled album, Prima Donna.
Spin U Around and Wunderland are songs she wrote for the late artist, Lina Morgana.
John's Song and Walk The Road are both songs she performed while apart of the Stefani Germanotta Band.
"Retro Dance" is indeed "Retro Dance Freak"
Funky Beat, Musicland, Blueberry Kisses, and Oh well are four songs that were registered on Stefani Germanotta's ASCAP, but were deleted. Blueberry Kisses was on her myspace, and Musicland and Oh Well were on her PureVolume.
Heiress and Panty Party are the only two Lady Gaga songs that are produced by KNS Productions.
Hollywood was performed twice, once by the Stefani Germanotta band, a second time as a solo. There is also a studio version of this song, and is the only song registered on her BMI from this era. ('06-'07)
Royal Treatment, Miss It B4 You Kiss It (Miss It B Four You Kiss It), and Freakshow are three songs that are possibly written for other artists. They are produced by RedOne & Konvict.
RedOne produced the song "Greatest", said to be the second song the two worked together with, next to Boys Boys Boys being the first.
Fooled Me Again is the legal title, the rumored, fake title was Honest Eyes.
Glitter and Grease, Go, Go, Go, Ribbons, Sexy Ugly, Trigger, We Are Plastic, When She Go are all songs that were never performed live or uploaded onto her myspace/purevolume. These were all produced by Team Love Child.
Love Sick Girl, Real Cool, and Retrosexual are all songs produced by Team Love Child, and were on her myspace/purevolume/performed live.
Take You Out is a song produced by Martin Kierszenbaum, written and performed by Lady Gaga. It's the only unreleased song registered on BMI that the two worked on together.
I Miss U Babe, Me & U, Everyone are songs that aren't registered on either her ASCAP or BMI. There is no confirmation whether these are real songs or not.