i talk to heidi and audrina all the time. >> justin bobby. >> oh, justin bobby is the biggest rock stard go back, would you do it all over again? >> i absolutely would do the hills all over again. >> i would do it so much better. >> i was 17 and 18. i don't care. i was understandiyoung. it was what it was. it's made me who i am today. doing the show forced me to look inside and figure out who i was because i knew the girl on the show wasn't who i wanted to be. so it made me grow up. for that i'm very thankful. >> still to come, remembering robin williams. our rare interview with his mork & mindy co-star in tears. >> anybody that knew robin -- >> plus we'll take you inside the emotional all-star tribute reyew nating "laverne & shirley" four years later. >> i just burst out crying. >> first, this weekend in the entertainment tonight birthdays, which oscar winner began her career as a singer? is it julia roberts? sissy spac when you have a cold, pain from chest congestion can make this... feel like this. all-in-one cold symptom relief from tylenol®, the #1 doctor recommended pain relief br