Glenn and Spencer responded that they could only cut a deal of 20% equity, prompting Herjavec to change his offer to $700,000 for a 20% stake. The pair took Herjavec's offer in the end.

On Shark Tank this week, meet MirMir — a photo booth company loved by A-listers and VIPs including the Kardashians, who use it at their glitzy parties.

From here on out, MirMir is likely to achieve much more than what it did in the past seven years since its TV show appearance. It has already won the favor of technology giants like Microsoft ...