Simon Townshend has also performed with numerous other acts including Pearl Jam, Dave Grohl and Jeff Beck.

By the time he was born, his father's career as a jazz musician was winding down, while Pete became successful as the primary songwriter of the rock band The Who in the mid-1960s.

In 1996, after starting his own record label and production company, Stir Music, Simon Townshend released several other albums including studio and live performances.

His first credited collaboration with The Who involved participation as one of the supporting choralists for Ken Russell's film adaptation of Tommy which was released in 1975.

On 11 August 2009 Simon joined Pearl Jam onstage at the Shepherd's Bush Empire in London for a performance of "The Real Me" from The Who's Quadrophenia album.

In February 2012, he began his own tour of the UK, in support of his new album which has been credited as his most impactful solo recording to date "Looking Out Looking In", which London's Daily Express rated 5/5, calling it "utterly compelling" and naming Simon Townshend "a genuinely original talent.