There's not a single piece of information that I could find regarding Oligo Bom, but based on one of their responses to a comment on this video, it can be assumed that they speak Korean. Are they from Korea? My guess is that yes, they more than likely are.
Having previously received the nod to star in the 2015 action film "Aeon Flux," I have my doubts that Slow Moving Millie is as slow moving as she claims to be.
For more No Doubt covers, the Four Year Strong version of "Spiderwebs" can be found here, and Florence and the Machine's version of "Just a Girl" can be found here.
Speaking of faces, my theory regarding the seven slashes tattooed under Lotus's right eye may be representative of the number of times that his application for Crew Member at McDonald's was rejected, due in large part to his having facial tats.