Hlas, Ivan : 1999 , Universal 1999, as guest, vocal

November 2nd : Midnight Desert , EMI / Escape 2002, vocal, violin, guitars

Sto zvirat : Ty vole, na zakladni skole ... ( Damn You Fool, At Basic School ) , Sony Music/Bonton 2002, as guest, vocal

November 2nd : Little Miss Behavin' & the Troublemakers , EMI / Escape 2005, vocal, guitars

Sto zvirat : Jste normalni? DVD ( Are You Nuts? ) , Animal Music 2006, as guest, vocal, [compilations / live recs.]