Synopsis

Despite the ache that gripped him, Underdog rescued Sweet Polly and apprehended Riff Raff, retrieving the Excalibur Swords. Yet, one of the swords was unaccounted for. A frantic search ensued, only to reveal the missing blade tucked behind Underdog’s cape – a discovery which also explained the source of his discomfort. Then, Sweet Polly and the doctors launched into a spirited chorus of "Happy Birthday," and he extinguished the candles on his cake, sending a playful shower of icing onto the face