Jennifer Lopez and Ben Affleck Wanted to Take Things Slow But Are Now 'Very Serious,' Source Says

Jennifer Lopez and Ben Affleck 's relationship is progressing faster than even they expected, according to one source. The 48-year-old actor and 51-year-old triple-threat star were engaged from 2002 to 2004 and a source tells ET that they have "picked up where they left off after all these years.