For those unaware, Jeff was briefly the manager of The Max who was arguably already too old for Kelly when she rebounded into his arms after breaking up with Zack.
(A plot more suited for Muldoon’s time on Days of Our Lives, no doubt.)
Attentive viewers no doubt remember the moment in the season finale when Tiffany Thiessen’s Kelly Morris (née Kapowski) answered her son Mac’s father question by nervously saying, “You’re not Jeff’s,” which was a reference to Patrick Muldoon’s short-lived Saved by the Bell character Jeff Hunter.
Though their relationship basically went nowhere after he was caught cheating on her with someone over 18, the name-check was enough to raise suspicions over whether or not she got back together with him long enough to get impregnated with his child.