A video of 200 people doing a choreographed dance routine to “Do-Re-Mi” from The Sound of Music in Antwerp’s (very handsome) Central Station has racked up almost a million hits and is reducing bloggers to burbling (“How could you not smile for hours? I’m smiling now just typing this!”). It hardly seems to matter that it’s all a publicity stunt for a Flemish version of the CBC reality show How Do You Solve A Problem Like Maria?.