I look forward to going back to work soon.Tierney is perhaps best known for her Emmy-nominated role as Dr. Abby Lockhart on 10 seasons of the medical drama ER, which ended its 15-year run in March.She has appeared on the big screen in such films as Liar Liar, playing Jim Carrey's wife, and in last year's Tina Fey comedy Baby Mama.(Reporting by Dean Goodman; editing by Philip Barbara)COPYRIG