Emma Roberts celebrated turning 30 on Wednesday by posting a beautiful snapshot of her sunbathing in the LA sunshine.The American Horror Story actress, who recently gave birth to her first child son Rhodes Robert Hedlund, looked incredible in the radiant weather.MORE: Julia Roberts has best reaction as niece Emma Roberts reveals gender of her babyWearing a glamourous white sundress, the new mother relaxed poolside with blue and pink balloons in the shaded background.Watch: Emma Roberts models