Lalala is a petite, pink, teardrop-shaped creature adorned with a yellow bow, forming an inseparable duo with Lololo. Both originated from Fofa, a singular being split by the Demon Beast Slice 'N Splice under King Dedede’s command, erasing their shared past. Residing in Castle Dedede, Lalala aids in household duties and scouts using her unique flight ability—absent in games—while nurturing a familial bond with Tiff’s household, blending servitude with kinship. Though non-combatants, the pair display courage, confronting dangers to assist allies, from thwarting Slice 'N Splice to joining Kirby’s missions.

A defining choice arises when offered reunion as Fofa: Lalala opts to heal a fragmented Kirby, prioritizing others’ needs over their own unity. This act crystallizes their creed: “We may have two bodies… But we’ve got one heart.”

Her design features a pink hue, yellow bow, and minimal facial details—initially eyes alone, later subtly enhanced with feminine touches like eyelashes. Flight in the anime emits a descending-pitch whistle, notable in Japanese broadcasts.

Though less prominent in later episodes, their loyalty to Kirby persists. They harbor disdain for King Dedede and Escargoon, yet the latter occasionally enlists them for plots against the king, maintaining a tense dynamic.