As if Train hasn't been working hard enough this year -- what with endless touring, racking up a Grammy nod and having the No. 1 iTunes track of the year, "Hey, Soul Sister" -- they had time to whip out one more unshakable ditty.

Check out the video for "Shake Up Christmas," off their Save Me San Francisco (Golden Gate Edition) album where the San Fran-based band collaborate with famed producer Butch Walker to come up with their own yuletide classic.

What does lead singer Pat Monahan have to say about that? "We wrote this song to bring a bit of joy and holiday spirit to everyone's lives, and hope this video brings a little holiday cheer to our friends around the world," he tells Soccer moms everywhere will drink another cup of eggnog to that!

By Ian Drew for To read more of Ian's blog, click here, and don't forget to follow him on Twitter.