Conversation so far:
what other pursuits did Guy Lombardo do?
Lombardo was also an important figure in hydroplane speedboat racing
what did Guy Lombardo do with hydroplane speedboat racing?
winning the Gold Cup in 1946 in his record-breaking speedboat, Tempo VI

Question: did he work with anyone?
Self-contained rewrite: did Guy Lombardo work with anyone in hydroplane speedboat racing?