Daily roundup of what's hot online right now with 'Star Wars' Day, free app of the day and a trending video.

LOL of the day: 'Star Wars' Day

May the 4th be with you –– get it? Today is May 4, and it is also "Star Wars" Day. Click the link above to check out photos of your favorite "Star Wars" characters in oddly familiar situations, courtesy of Time.com.

Free app of the day: PCalc Lite

TechRadar.com suggests ditching your iPhone's standard calculator and replacing it with this one. It has a "great interface and plenty of options," says the site. You can also add on features with the paid version via in-app purchases.

Video: Massive sinkhole opens in Florida

-- GateHouse News Service