the other day, my son called me, and i answered the phone by saying "moolamanaka meeside!" and he went "uhh… what" and i went "uhh… what"

why has this ad been lodged in my head for this long? why? https://www.youtube.com/watch?v=ECukqY7RaIA

anyway, today i learned he's actually saying "bula vinaka beachside"