Leighton Meester chatted with ET's Brice Sander as she stepped out to celebrate the launch of her new comedy, 'I Love LA,' premiering Nov. 2 on HBO. The 'Gossip Girl' alum reflected on whether her kids with husband Adam Brody will follow in the family business, as her co-stars Rachel Sennot and Josh Hutcherson hyped up the series, which is being compared to 'Girls' and 'Insecure.' Source