http://mlb.mlb.com/shared/video/embed/embed.html?content_id=24328653&width=600&height=336&property=mlb The San Francisco Giants will host “Bruce Lee Tribute Night” on Sept. 4. They’re going to give away some sweet bobblehead dolls of the martial arts legend as part of the event. But Thursday afternoon, the team’s marketing department released this extremely creative and slightly frightening video to promote the special evening. The clip…