Misc: What were George Washington's false teeth made of?

Questions

The solution to a problem?

"can't you hear me say can't you hear me say can't you hear me say"?

As "The High Numbers", the band was a hit at what London club?

His 1st song, Townshend felt it "sounded too much like a Beatles song"?

In 1963, The Who was discovered by what Mod?