1961 was an interesting year in Tony history for a couple of reasons. First, it was a year where there were only three Best Musical nominees instead of four, and second because there were plenty of shows that could have filled a fourth category, but were left out of the running. The nominees that year were Bye Bye Birde, Do Re Mi, and Irma La Douce, with Bye Bye Birdie ultimately taking home the Best Mu…