recently, he did his best strongman impression from his hospital bed and now zaccing is everywhere.f has his story. >> reporter: at the university of maryland, zac is the big man on campus, not for his size, but for his heart. the 18-year-old student first beat cancer at age 11. seven years later, it returned. >> when you hear cancer, obviously, the first thing that runs through your mind is death, chemo, obviously, hospitals, terrible things, but dr. carson put it in a good way, he said another opportunity. i thought what a great way to put it. >> two weeks ago, doctors removed a cancerous tumor from zac's brain. >> i'm drugged up, i make the muscles and say dad, take a picture. >> his father posted the picture on facebook. his cousin saw, struck the same pose, and declared tebowing out and zacing in. online, everyone from marines in california to police in howard county were zacing, sushi chefs, fraternity guys, darryl from "the office," and even a naked cowboy in time square. governor martin o'malley got word and made a call. >> did you get the governor to do any? >> no, maybe i