A YouTube video magically transported me back to what I was watching on Thursday, January 13, 1972.

The clip from NBC’s red-hot “Flip Wilson Show” features Flip as a standup comedian being heckled unmercifully by guest Redd Foxx.

At the end of the segment, Flip broke character to announce that Foxx would be starring in a new sitcom called “Sanford and Son,” beginning the very next night.

I vividly remember the plug! Unfortunately, I somehow missed that first episode; but I laughed myself silly over the second one. I love my sanitized 1960s sitcoms, but there was just something ea...