The Under The Big Top Tour rolls into San Francisco tonight as Jimmy Buffett and the Coral Reefer Band play a show at the Shoreline Amphitheater in Mountain View, California.

You can listen to the show live on Radio Margaritaville on the web at www.radiomargaritaville.com or on Sirius 31 / XM 55. The pre-show will start around 7:30 pm PT with Jimmy taking the stage shortly after 8 PT (11 ET).

On Tuesday Jimmy heads to Portland, Oregon. He’s then in Irvine on Thursday and wraps up the tour in Las Vegas on Saturday.

The Fall leg of the 2010 Under The Big Top Tour kicks off this weekend with a stop at the Shoreline Amphitheater in Mountain View, California (outside of San Francisco) on Saturday.

After Shoreline, Buffett will stay on the West Coast, playing the following shows:

• 10/19/10 – Portland, OR – Rose Garden Arena
• 10/21/10 – Irvine, CA – Verizon Wireless Amphitheater
• 10/23/10 – Las Vegas, NV – MGM Grand Arena

Tickets are still available for these shows at Stubhub.

Already itching for next year’s tour? If history repeats itself, the 2011 tour dates will be announced in January or February.

The new Margaritaville Nashville is hosting a job fair today and tomorrow in downtown Nashville at the Holiday Inn Express:

Jimmy Buffett will headline the Andy Roddick Foundation’s 5th Annual Charity Gala on Saturday, December 4th at the Hilton in Austin, Texas. Buffett is a tennis fan and often goes to the US Open with his son Cameron.

Tables start at $10,000. Here are the levels:

Australian Open Club – $10,000
One table seating 10 guests. VIP area for Jimmy Buffett concert

French Open Club – $20,000
One preferred table seating ten guests. Stage left VIP area for concert

Wimbledon Club – $25,000
One preferred table seating ten guests. Stage right VIP area for concert. Publication of company logo in various places

US Open Club – $50,000
One premiere table seating ten guests. Stage front center for concert. First two tables sold at US Open level receive a meet and greet with Jimmy.

For more information on the gala, call 561-620-9449, email Foundation@AndyRoddick.com, or visit www.andyroddick.com.

Here is video of Jimmy Buffett performing at last Sunday’s fundraiser for Alex Sink. He plays solo acoustic versions of “It’s Five O’Clock Somewhere”, “Volcano”, “Come Monday”, and “Margaritaville”: