SHe has quite a lot going on in act 3 - and do take her to House of Grief and the Bhaal tribunal, best together with Minsc. They have some fun liens of old auqqaintances.
She also seems to explain Orin's art projects to you. I had her in the group when we found Dribble's head and she explained the references. I still have to take her along to find the rest of the clown.
