Gruff Grub grapples with girlfriend Tilly's tummy troubles and toddler teases, his grumps growing till a litter of lively pups lights his lonesome lair. From nappy nabs to playpen pranks, fatherhood flips his frowns to frolics in a frenzy of fluffy family fun. Warburton's whimsical whims caper with Burlingham's heartfelt howls, a tail-wagging testament to tough love's tender triumph.