#7 Jennifer Lopez - Lopez made arguably the biggest comeback of 2011. The lovely Latina released her seventh studio album and received several Grammy nominations. She was also hired as a judge for 'American Idol' and was named People Magazine's most "Beautiful Person" early in the year. Her divorce from her husband of seven years, singer Marc Anthony, made headlines all summer.
Leave it to Kim Kardashian to make this a part of her maternity wear.
Research and development has never looked this sexy.