Sean Na Na is the guitar pop project of Sean Tillmann (who also performs as Har Mar Superstar). The project started as a solo outlet for Tillmann's songs that did not quite fit with his noise band Calvin Krime. Since then, Sean Na Na has evolved into a full band with a rotating cast of characters from all over the musical map. Tillmann's debut single under the moniker of Sean Na Na was "Two of the Same Name," released in 1998. In early 2000, Kill Rock Stars released a split EP with Mary Lou Lord & full-length debut album "Dance 'Til Your Baby Is a Man" followed. He released "My Majesty" in 2002. 2007's "Family Trees: Or CoPe We Must is the third full-length outing of the band. In addition to Tillmann on vocals and guitar, Sean Na Na has always featured Lucky Jeremy (Jeremy Allen) on keyboards. Recent / recurring members have included Ben Webster on drums, Patrick Costello on bass, Denver Dalley on guitar and backing vocals, Adam Atom on guitar, Tony Bevilacqua on guitar, Dave Hernandez on guitar, Jeff Quinn on bass, Greg Dulli on backing vocals / organ, and Maria Taylor & Kate Taylor on vocals. Past members / Collaborators have included Nathan Grumdahl, Bryan Hanna, Chris Wilson, Dave Gatchell, Ted Leo, Jacob Sharf, Jeff Brown, Busy Signals, and Lois.