Limited to just 20-units worldwide, the $143,000 Lotus 3-Eleven 430 is basically a street legal go-kart. Featuring a 430hp engine that enables it to do 0 to 60 miles per hour in a blistering 3.1 seconds, while topping out at 180 mph. To keep things light at 2,028-pounds, it boasts an all-carbon fiber body as well as aero parts. Click here for the first image in today's viral picture gallery. Continue reading for the five most popular viral videos today, including one explaining how exactly the in-glass fingerprint reader works.