. >> our returning contestant, davira kuy, struggled a bit out of the gate, but now he's hit his stride" [cheers and applause] [dramatic music] ♪ welcome to "millionaire." are you guys ready to play today? [cheers and applause] our returning contestant, davira kuy, back, and this guy's a big, big fan of this show, and in honor of reg yesterday, you had the monochromatic look. today you got the green on green--i like it. hopefully some more good vibes. >> hopefully the green will give me some more money. [laughter] >> well, we're a step away from that $5,000 threshold, guaranteeing $5,000. you still have one lifeline--the "50/50's" still there on the board. let's get back to your game and let's play "who wants to be a millionaire." [dramatic musical flourish] ♪ $5,000 threshold question starts us off. common on sites like yelp and tripadvisor, the practice known as "cyber-shilling" is when companies pay consumers to write what? >> yeah. you know, after watching a lot of television over the years, i know, especially with the cooking shows or restaurant shows, um, [stammers] yelp and tripa