How can you end up looking like Red from Angry Birds with botulinum toxin (anti-wrinkle) treatment? Face muscles are complex ( to allow us to make wonderfully varied and detailed facial expressions) and if you treat one muscle you are going to affect nearby muscles. Incorrectly placed Botulinum toxin too close to the brows in the lower forehead can make the inner (medial) part of the brows feel and look very heavy, especially when combined with under treatment of the outer (lateral) part of the