Not at all... I think if you had a base shaper in it, it would take away from the bag and make it too stiff looking
I think the bag works great on its own,
here you go, its loaded up with full size canon cam, wallet, bottle of water, few small odds and ends.. and looks fine to me ..
img.purseforum.com/attachments/contemporary-designers/michael-kors/1761339d1339981011-new-to-mk-just-bought-my-first-item-image-2359355756.jpg
Yes it looks perfect Thank you dear, such a lovely bag, can't get enough of it