 He and Richard Patrick have remained friends, and Brian contributed some production work and guitar/keyboard parts to the latest Filter record, "The Trouble with Angels" as well as "Fades Like a Photograph" from the movie "2012".Since leaving Filter, Brian produced, wrote, and played on Veruca Salt's "Resolver" record, and started planting the seeds of the band Ashtar Command with Chris Holmes, writing songs for Sinead O'Connor and more... Also during this time, Brian worked on Billy Corgan's solo album.The record being mostly electronic in nature, he worked closely with Billy, Bon Harris (Nitzer Ebb), and Matt Walker (original Filter drummer, Smashing Pumpkins, and Morrissey).