Mark Ruffalo & Jennifer Garner: Support In Friendship

One night, Mark Ruffalo woke up SOBBING from a terrible nightmare. He dreamed he received a medical diagnosis FROM HELL, which later became true! His resilience was put to the test. But why did he choose to hide the tragic news from his wife? And what did co-star Jennifer Garner think of him on the set of "13 going on 30"?