This festive season, beer brands are demonstrating their dedication to classical Christmas songs and creating their own modern versions of festive tunes. Grolsch has recently unveiled its own adaptation of the ‘Oh, Christmas Tree’ (‘O Tannenbaum’) carol—the best known version of which was  written in 1824 by Leipzig-based teacher Ernst Anschütz (the melody is an old folk tune). The beer brand created a video Christmas card, which features the Swingtop Philharmonic Orchestra playing the iconic melody on green bottles.

Volkswagen Brazil is giving out tickets to the upcoming 2010 Planeta Terra festival to people, who like to use Twitter and do it massively. The auto brand has launched so called “corrida” on the popular micro-blogging platform to be rolling out for four days, November 16-19. People are invited to ‘hunt down’ the tickets for the festival to be arranged in São Paulo this Saturday by tweeting.

Converse is going on celebrating aspiring indie bands, which want to make it really huge on the national stage. The brand, known for its dedication to youth and music, has launched its third annual “Get Out of the Garage” contest in collaboration with Journeys, a U.S. retailer for teen footwear and accessories. The submission period closes today, November 12, and Monday they the voting kicks off.

Levi’s is supporting both recognized and aspiring performers through a range of projects focused on music. All year round, the brand arranges a number of gigs, releases new tracks under its Levi’s Pioneer Sessions project or launches online-broadcast performances by more or less popular indie musicians on its Facebook pages. Each month the jeanswear pioneer brings forth something new or extends the previously launched programs. This November, for example, it is returning Levi’s Unfamous Music Awards project, which celebrates the talented young musicians and gives them an opportunity to make it huge with a massive support from Levi’s.

LG Canada is going to arrange the LG Rocks Your City Winter Festival, but it still doesn’t know in which city it will host the huge event—consumers are invited to decide it. The brand is encouraging its fans to visit the dedicated page on the company’s website to vote for their city. The most voted location will witness a bunch of festive activities, featuring award winning rock group Hedley and athletes from Canadian Snowboard Federation.

Doritos unveiled its highly anticipated collaboration with multi-award winning artist Rihanna. Through an augmented reality music experience that showcases the multiple facets of her personality and style, Doritos is debuting the special single, «Who’s That Chick?,» by David Guetta featuring Rihanna. To create a truly global scope, the experience at www.doritoslatenight.com also includes exclusive performances by a collection of additional recording artists from around the world.