It was not enough that ABC had moved The Bugs Bunny Show to Saturday mornings after 2 seasons in primetime. In 1964, Porky Pig was spun off into his own series, which lasted three seasons, then went into syndication. I first encountered this series while it was in an edited form in syndication. By that, of course, I mean that the bumpers were not always included in the broadcast when it aired on WTEN during the 70's, leading into Captain Kangaroo.
Hal Seeger, who would give ABC Milton The Monster the next year, produced the open & close for the show. Longtime Paramount-Famous Studios musical director Winston Sharples was the show's musical director, although Barbara Crampton composed the series' theme song.
Here's the open & close: