Jay Karas doesn't exactly reinvent the wheel as he puts this odd couple through the paces of getting in shape and reconciling old wounds, but he's helped by some laugh-out-loud quirk in Gene Hong's screenplay, nice comic chemistry between the two leads
it's the kind of amiable but predictable trifle that nobody ever seeks out, but that will mildly amuse everyone who happens to stumble onto it when it hits cable and the streaming services