justplaying hashtag performance

Lighthearted, casual, pretending, joking, playful, not serious, fun, relaxed, teasing, mocking, entertaining, unserious, silly, carefree, harmless, innocent, joking around, amusing, pretending not to care, nonchalant, trivial, simple, easygoing, effortless, whimsical, spontaneous, quick, brief, and informal.