You’ll have to check with your local affiliate, it’s their call. Comcast only broadcasts what’s given
The original post might be referring to the episodes that air on Pop.
Suggestion: go into the Guide, then search for "Wendy" and then select the show to see what times and channels it is on where you live. If it is only on Pop, then 3 AM is the only time you can see it. Of course, you can then record it and watch it whenever you want.