If he road a Vincent motorcycle that would more likely be Mike (yes they did live on Valley Road) the youngest of the brothers. I think Mikes music career was very short lived as I don't remember it! but I do remember the bike. Bobs music career included a number 1 hit in the South of France, and also a song he wrote the music and lyrics to sung by Mary Hopkins called Temma Harbour (not sure I have spelt Temma correctly)which made it into the charts onto top of the pops and was danced to by pans people. Unfortunately no one at my school believed my uncle had written it as he was using a stage