The Polka Dot Door was a long-running kids' show produced by TVOntario in Canada. Here is one of their fine records. :)
That inscription reads "To Jennifer [and] Stephen, Keep Smiling, Love Carolann" & ...Davey? Not sure. I'm guessing it was added by whoever gave the album to Jennifer, especially as it's in a different color of ink.
This was the cast at the time, which included the mighty Denis Simpson and the also mighty Nerene Virgin (who co-hosted the MIGHTY Today's Special!) at some point. Oh look, there's Carolann! Let's have a closer look...
WOW.
Here's a video of the intro to the show:
