Los Angeles, March 9 (IANS) Singer-actress Jennifer Lopez's nine-year-old twins Max and Emme have to ask her to "schedule" in family time.The 47-year-old always tries to prioritise her children, but her busy work life means her children have to take permission to enjoy a "more quality time" as a family, reports dailymail.co.uk.Speaking about her brood on talk show "The Real", Lopez said: "You know, they're always first. When you put them first, then everybody else understands the hierarchy."My son said to me this week, he goes, ‘Mom, I'd like to schedule ... a picnic with you this week cause I know you've been, you know, working hard'."Lopez went on to add: "He was with me in New York, but still, he was like ‘Um I'd like to schedule a picnic for next Friday because we need more quality time.' And I was like, ‘Okay baby'."