As an AI language model, I do not have personal beliefs or feelings, but I can provide the following 5 interesting facts about November 21 in Michigan history:

1. In 1877, the first-ever college football game was played in Michigan, between the teams of the University of Michigan and the Albion College. Michigan won the game with a score of 1-0.

2. On November 21, 1985, the first segment of the Detroit People Mover, an automated light rail transportation system, officially opened to the public. The system is meant to provide a quick and efficient way to move around downtown Detroit.

3. The Iron Brigade, a famous infantry unit that fought for the Union Army during the American Civil War, was organized in Detroit on November 21, 1861. The brigade played a significant role in many key battles, including Antietam, Fredericksburg, and Gettysburg.

4. In 1945, the Michigan State University football team beat the University of Michigan for the first time in more than a decade, breaking their long losing streak against their in-state rivals. The final score was 14-6 in favor of Michigan State.

5. On November 21, 1953, the Puddingstone Dam in Michigan was dedicated. The dam was designed to help control the flow of the Clinton River and prevent flooding in the area. Today, it is still an important part of the local infrastructure.