The Jam - The Bitterest Pill (I ever had to swallow) (1982)
Jennie sings backing vocals and was credited as Jenny McKeown from The Belle Stars.

The Trojans - Skalitude (1991)
Jennie co-wrote Mixed Feelings (Guilty Till Proven Innocent) with Gaz Mayall.

Gary Clail - Keep The Faith (1995)
Jennie features on three tracks, Let's Get It Right, The Dangerous Dance and Pure Dub Tonight.

Judge Dread - Dread, White & Blue (1996)
Jennie sings On The Beach, On The Beach (Rudeboy Mix) and I'm Sorry.

Meg Lee Chin - Piece and Love (1996)
Jennie co-wrote and sings on Deeper.

Pig - Wrecked (1997)
Jennie provides backing vocals (I don't know which tracks).

Jump With Joey - Generations United (1997)
Jennie co-wrote and sings on Pigeon Club.

Subgenius - Orange (1999)
Jennie features on Soul Searching and Trippin. This version of Trippin is different to the one on Jennie’s myspace page.

Meg Lee Chin - Junkies and Snakes (2000)
Jennie co-wrote and sings on Bittersweet and Sour.

Steve Strange and Jennie - You're the Love of My Life (2002?)
Jennie confirmed she recorded this song with Steve but it's never been released.

Sounds from the Ground - Footprints (2004)
Jennie co-wrote and sings on Snow.

The Inhabitants - Everybody and Bad Things in Life (2007)
Currently un-released - you may be able to hear them on The Inhabitants myspace page.

Skaville Uk - I Wish It Was 1973 (2007)
Jennie co-wrote two songs on this album and features on both, Outta My Head and Thank God, I'm Not Like You.

Skaville Uk - Decadent (2008)
Jennie features on One Way Street

The Gonads - Live Free, Die Free (2008)
Jennie features on Long Ska Summer.