What you should be viewing on the Internet and on screen: “Massachusetts” love song; Charlie smartens up in “It’s Always Sunny”; "Matrix" photo booth.

Screen time

The time has come. Charlie on “It’s Always Sunny in Philadelphia” is finally smart. For a while, at least, in episode “Flowers for Charlie,” where an experiment makes Charlie a little less like one of the gang. … 10 p.m. EDT tonight, FXX.

Best of the day

Does Massachusetts have a new state song? Ylvis — the band behind “The Fox (What Does the Fox Say?)” probably thinks so.

Hot video: 540-degree photo booth provides "Matrix"-like results

Qualcomm built what it's calling the Ultimate Smartphone Photo Booth, with 130 smartphones in a circle capturing images simultaneously to give people on the street a “bullet-time” shot that looks straight out of “The Matrix.”

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