July 21

What happened today on July 21 back in...

1945

 * Tee for Two, the twentieth theatrical short of Tom and Jerry, premiered in theaters.

2015

 * In the United States, Warner Home Video releases Scooby-Doo! Rock & Roll Mystery on DVD.
 * In the United States, Warner Home Video releases Scooby-Doo! Rock & Roll Mystery on Blu-ray Disc.

2020

 * In the United States, Warner Home Video releases SCOOB! on Blu-ray Disc.