is the pseudonym of songwriter and music producer Martin Kierszenbaum. He previously also used the following aliases for his writing and production: B. Recluse, K-Bomb, Hennesy Williams, MK Chilly Dog and Robots to Mars.
"Mirrors"
Natalia Kills
Co-writer
Co-producer with Akon
"White Flag"
Far East Movement
Co-writer
Producer
"Fear Inside"
Vincent Frank aka Frankmusik
Co-writer
Co-producer
"Activate My Heart"
Natalia Kills
Producer
Co-writer
"Absentee"
Starshell
Producer
Co-writer
"Eh, Eh (Nothing Else I Can Say)"
Lady Gaga
The Fame
2008
Co-writer
Producer
"Starstruck"
Lady Gaga featuring Space Cowboy and Flo Rida
The Fame
2008
Co-writer
Co-producer with Space Cowboy
"The Fame"
Lady Gaga
The Fame
2008
Co-writer
Producer
"I Like It Rough"
Lady Gaga
The Fame
2008
Co-writer
Producer
"Christmas Tree"
Lady Gaga featuring Space Cowboy
The Fame
2008
Co-writer
Co-producer with Space Cowboy
Lady Gaga - The Cherrytree Sessions
"Just Dance"
"Poker Face"
"Eh, Eh" (electric piano and human beatbox vers.)
2009
Producer
Robyn - The Cherrytree Sessions
"Be Mine!"
"With Every Heartbeat"
"Bum Like You"
2009
Producer
Keane - The Cherrytree Sessions
"Somewhere Only We Know"
"Perfect Symmetry"
"The Lovers Are Losing"
2009
Producer
"Happy Birthday"
Flipsyde featuring Piper and t.A.T.u.
We the People
2005
Co-writer
Co-producer with Robert Orton
"Peace"
Flipsyde featuring Piper
Single
2006
Co-writer
Producer
"If You Really Love Me"
Flipsyde featuring AI
State of Survival
2009
Co-writer
Producer
"Welcome to Hollywood"
Flipsyde
State of Survival
2009
Co-writer
"All the Things She Said"
t.A.T.u.
200 kmh in the Wrong Lane
2002
Co-writer
"Show Me Love"
t.A.T.u.
200 kmh in the Wrong Lane
2002
Co-writer
Co-producer with Robert Orton
"Malchik Gay"
t.A.T.u.
200 kmh in the Wrong Lane
2002
Co-writer
Co-producer with Robert Orton
Stars
t.A.T.u.
200 kmh in the Wrong Lane
2002
Co-writer
Co-producer with Robert Orton
30 Minutes
t.A.T.u.
200 kmh in the Wrong Lane
2002
Co-producer with Robert Orton
How Soon Is Now?
t.A.T.u.
200 kmh in the Wrong Lane
2002
Co-producer with Robert Orton
All About Us
t.A.T.u.
Dangerous and Moving
2005
Co-producer with Robert Orton
Gomenasai
t.A.T.u.
Dangerous and Moving
2005
Writer
Co-producer with Robert Orton
Friend or Foe
t.A.T.u.
Dangerous and Moving
2005
Co-writer
Co-producer with Robert Orton
Loves Me Not
t.A.T.u.
Dangerous and Moving
2005
Co-producer with Ed Bueller and Andy Kubiszewski
Sacrifice
t.A.T.u.
Dangerous and Moving
2005
Co-writer
Co-Producer with Sergey Galoyan and Dennis Ingoldsby
We Shout
t.A.T.u.
Dangerous and Moving
2005
Co-writer
Co-Producer with Sergey Galoyan and Dennis Ingoldsby
Dangerous and Moving
t.A.T.u.
Dangerous and Moving
2005
Co-writer
Co-Producer with Xudoznik
Perfect Enemy
t.A.T.u.
Dangerous and Moving
2005
Co-writer
Co-Producer with Sergey Galoyan and Dennis Ingoldsby
Cosmos
t.A.T.u.
Dangerous and Moving
2005
Co-writer
Co-Producer with Sergey Galoyan and Dennis Ingoldsby
Famous
AI featuring Shaggy and Yalin
What's Goin' On?
2006
Co-writer
Producer
"Broken"
Reamonn
2008
Co-producer with Ray Garvey and Brodie Stewart
"In Love with You"
Nicolette Larson
Greatest Hits
2006
Writer
Producer
"Nitrogen (Back to the Vat)"
Maroon
20th anniversary commemorative single
2005
Co-Writer
Producer
"So Right"
Emmy Rossum
Single
2009
Co-writer
"Deeply Moving"
Emmy Rossum
Single
2009
Co-writer