Łukasz Gottwald (born September 26, 1973), better known as Dr. Luke, is an American songwriter, record producer, and remixer. Luke performed with the Saturday Night Live Band for ten seasons until 2007. He has co-written and co-produced a string of commercially successful songs.

He was named one of the top ten producers of the decade by Billboard in 2009, was awarded "Producer of the Year" and "Songwriter of the Year" awards in 2009 and won the "Songwriter of the Year Award" at the 2010 and 2011 American Society of Composers, Authors and Publishers (ASCAP) Pop Music Awards. Gottwald was also named both the "Number One Hot 100 Songwriter of the Year" and "Number One Producer of the Year" by Billboard. Among the biggest hits he produced were Billboard Hot 100 number-one hits songs; "Girlfriend", "I Kissed a Girl", "My Life Would Suck Without You", "Right Round", "Tik Tok", "California Gurls", "We R Who We R", "Teenage Dream", "E.T.", "Last Friday Night (T.G.I.F.)", "Part of Me", "Hold It Against Me".

Work with Katy Perry

He worked with Katy Perry on the following songs:

Songs from One of the Boys (2008):

Songs from Teenage Dream (2010) / Teenage Dream: The Complete Confection (2012):

Songs from Prism (2013):

Songs given to other artists:

Songs currently unreleased:

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