When attempting to establish an acting career, what better way to get noticed than show off your figure in a skimpy bikini?Aspiring actress Kristin Cavallari, who found fame as a rich teen on MTV reality show Laguna Beach, made waves in Miami Beach with her turquoise bikini.The 21-year-old blonde joined a host of celebrities in the popular Florida holiday spot to enjoy the many New Year's Eve parties at the resort.