Mr. Berger claims to have sold Britain's first commercially served picklebacks in 2011, from the Southbank food truck that was the restaurant's predecessor.
Other acts announced for this summer's festival on London's Southbank Centre include Marc Almond, who will play his 1983 album Torment and Toreros in full.
Eight new works have been commissioned to celebrate the return of the Southbank Centre's fully-restored Royal Festival Hall organ which made its debut there in 1954.
The San Francisco Symphony returns to Southbank Centre for the first time in 19 years conducted by Michael Tilson Thomas, while Antonio Pappano will return for the first time since 1998 conducting Rome-based Orchestra and Chorus of the Academy of Santa Cecilia.