The Birchwood Hotel in downtown St. Petersburg will help kick off the fourth-annual Dine Tampa Bay Restaurant Week this evening with a cocktail contest. The inaugural Sip 'n Sizzle Cocktail Competition will feature specialty drinks made by bartenders from area bars and restaurants, including Tryst Gastro Lounge and Parkshore Grill in St. Petersburg and SideBern's and Anise Global Gastropub in Tampa. The event runs from 6 to 9 p.m. at The Birchwood Hotel, 340 Beach Drive N.E. The events costs $25 and includes a cash bar and samples from restaurants participating in Restaurant Week. Restaurant week begins Friday and runs through Aug. 30 and includes nearly 100 restaurants this year. Participating restaurants will offer fixed-priced menus for $25, $35 or $45, including an appetizer, entrée and dessert. The event showcases the diversity of restaurants in the Tampa Bay area. For information, go to www.dinetampabay.com.