The “fool’s Gold” star, who is set to release her first book, “Pretty Happy: Healthy Ways To Love Your Body,” has son Ryder
, 12, with ex-husband Chris Robinson
and 4-year-old Bingham
with ex-partner Matt Bellamy
. Nick was linked to an old friend, actress Lily Collins
, as recently as Jan. 30, but her very famous father, drummer Phil Collins
, insisted the pair are just friends.