In 1995, the Iguanas (who play Friday at Jazz Fest) recorded "Lupita" at a session with the late Keith Keller at Chez Flames Studio on Annunciation St in the Lower Garden District. This clip from Robert Mugge's short film "Iguanas In The House", documents that session:

If you've got the time (26+ minutes), here's the entire "Iguanas In The House" (1996) film".

Robert Mugge discusses the project here.