Sequin tuxes are among the must-have fashion accessories for this season, with various celebrities donning sparkly jackets to jazz up their outfit.The OC's Rachel Bilson teamed the item with jeans and a white top at a Dolce and Gabbana launch, using the long, blue, sequined coat to inject some glitter into her dressed-down look.Alesha Dixon, who has just come back from climbing Mount Kilimanjaro, sparkled in a silver jacket over the top of a figure-hugging black dress at the Brit Awards, coordinating her lips, nails and shoes in baby pink.Look magazine recommends these latest fashion accessories as a great way of updating an outfit."Whether you need inspiration for a party or just need to update your weekend wear, sequin tuxes are the way forward," the news provider asserts.Last week, Karen Giberson, president of the accessories council, told the Philadelphia Inquirer that eco-chic fashion accessories will be must-have items for this spring.(c) 2008 Adfero Ltd.