Conversation so far:
What were Brian Wilson's successes?
Brian Wilson helped write and produce many songs that made the Beach Boys a top-ranked recording and touring band
What was the title of the first Beach Boys album?
The first Beach Boys album was called Surfin' Safari
Was the Beach Boys' first album successful?
Surfin' Safari peaked at number 32 on the US charts
Did the Beach Boys have any hit singles?
One of the singles from the album Surfin' Safari was Surfin
How did the Beach Boys' hit single perform on the charts?
Surfin peaked at number 75 in the US
Did the Beach Boys release any other singles?
Other singles from the album Surfin' Safari were Surfin' Safari/409 and Ten Little Indians/County Fair
Did the Beach Boys have any other albums?
Their second album was Surfin' U.S.A.

Question: What else did he do with the Beach Boys?
Self-contained rewrite: What else did Brian Wilson do with the Beach Boys?