Celebrities are finding Facebook an extremely lucrative virtual frontier for connecting with fans. Jimmy Buffett, the singer whose fans are affectionately referred to as “Parrot Heads,” was creating fictional towns and making millions before Zynga ever existed. The Margaritaville made famous by Buffett’s song is already a chain of themed restaurants and casinos. THQ is now bringing the experience to Facebook and iPad with Margaritaville Online.

CNBC is reporting that Zynga could file paperwork for an initial public offering of stock this week. The social media powerhouse hopes to raise as much as $2 billion from the IPO. Morgan Stanley will lead the deal.

According to the article, some industry estimates place Zynga’s value at between $15-20 million after the stock offering is done. That would make it even more valuable than Activision Blizzard, with an estimated value of $13 billion.

It’s no wonder advertisers love social gaming. Facebook is the perfect platform to unleash games that not only feature commercials but are not too different from commercials themselves. Weeds Social Club is a new Facebook game loosely based on the Showtime drama that features a drug-dealing suburban housewife.

As in the TV show, you’ll need to save your house by selling illegal drugs. You’ll unlock various strains of weed to keep your customers inordinately happy and unusually hungry. Actor Justin Kirk appears in the game, portraying his TV character Andy Botwin. He’ll give you tips on how to um, diversify your portfolio, so to speak.

There are games on Facebook that want you to build everything from mafia empires to the world’s best baseball team. Vatican Wars asks if you are priest enough to build a congregation of true believers.

No, really.

You can now unleash your inner Carrie Underwood or Brad Paisley in CMT Presents Platinum Life: Country, a new Facebook game challenging you to become a country star.

This is Country Music Television’s (CMT) first entrant in the social gaming space. Heatwave Interactive is the developer. This is a spinoff of Heatwave’s Platinum Life, a hip-hop themed social RPG that includes rappers such as Ludacris helping you become a huge star in the music game. Some of Heatwave’s other projects include iSam Jackson, which places the famous actor on your iPhone, and PC MMOGods and Heroes: Rome Rising.

Marvel’s Super Hero Squad features kid-sized versions of iconic heroes including Iron Man and The Incredible Hulk. Though the property is aimed at kids, a lot of adults are following their cute little adventures as well. The Squad has appeared in their own Cartoon Network TV show and will soon be coming to your computer. Gazillion has created a free MMO based on the Squad’s adventures that is currently in beta testing. Gazillion and developer The Amazing Society have a 10-year license to do Marvel-based MMOs, so it looks like we’ll be hearing a lot from them.

Cancelled NBC game show 1 vs 100 made its way from TV, to the Xbox Live Primetime Network and now is tackling gaming’s fastest growing frontier, Facebook.

Casual game publisher iWin and TV production company Endemol USA have issued a press release revealing a 1 vs 100 game is coming to Facebook Spring 2011.

Fans of Poker Rivals, Gangster City and Pirates Ahoy probably won’t want to spend any more Playfish Cash on these three Facebook games. Playfish has announced these three games are going permanently offline June 7, 2011. The official company statement was that these games are no longer performing at a level that allows support for them. No Playfish Cash currently invested in these games will be refunded. The announcement encourages players of these three games to try other Playfish titles. It’s also offering 5 Monopoly Gold to players who try Monopoly Millionaires.

With all the attention companies are paying to Facebook, it only stands to reason that the WWE would head there as well. Which is why WWE All Stars Fantasy Warfare has suddenly appeared as a possible app to add to your profile at the site. Wrestling fans may be a little disappointed though, as it isn’t the official WWE browser-based fighting game you were probably hoping to play…

Earlier this month, Gaia Online received the 2011 Mashable Award for Best Website User Experience. Winners for this award were selected over a three month period by readers and awarded during the 2011 International CES Conference held this month in Las Vegas on January 8, 2011.