Attached to the frame of the pin is a small medallion with “75 YEARS” stamped on it. The pin is part of the Celebrating Disney Pins 25 collection as well as the Cinderella 75th anniversary ...

So, therefore, Young and Debrun decided to frame the 75th anniversary of the strip as being Dagwood and Blondie celebrating THEIR anniversary, and so they had a really big party to celebrate ...