Want to join a flash mob? Hoopurbia brings hula hoop mania to L.A.

Grab your hoops:

Hoopurbia — billed as the world's first ever urban hula hooping festival — is coming to Los Angeles.

The weeklong event starts March 14 at locations including Echo Park, downtown Los Angeles and Venice: It's designed for people who want to dive into the hot hula hooping trend,...