Your Happy Mother's Day time waster

Via latimes.com:

So you think you and your significant other are pretty good at karaoke? Well, you've got nothing on Will and Monifa Sims, who delivered an impromptu gas station concert that was so impressive Jay Leno invited them on "The Tonight Show" on Wednesday.


It all started out as one of the show's recurring gags, "Pumpcast News," in which actor Tim Stack, pretending to be a cable news