Jennifer Lopez is singing Jennifer Garner's praises! In her new ‘Vogue’ cover story, the triple threat opens up about her and husband Ben Affleck's blended families. Lopez and her ex, Marc Anthony, share twins Emme and Max, while Ben and his ex-wife, Jennifer Garner, are parents to Violet, Seraphina and Samuel. Lopez calls Garner 'an amazing co-parent' and notes she and Ben 'work really well together.'

Exclusives from #EntertainmentTonight 
   • NEW From Entertainment Tonight