Misc: Minnesota David Pirner from this group dates Winona Ryder.?

Questions

the fireballs had some success with the record 'torquay', but when they teamed up with jimmy gilmer, which record stayed at no. 1 for an entire year?

although they recorded more that should have been u.s hits, 'tell her no', 'time of the season' and 'she's not there were the only ones to make it to the u.s top ten for which band?

who started on the san francisco scene with 'oh well', but are probably best known for their album 'rumors'?

which group's first single didn't even scrape the bottom of the top 40, but their second, '867-5309/jenny' peaked and went gold in 1982?

who barely received passing grades for some of his film performances, but had a no. 1 hit with 'young love' in january 1957?