Her lips seemed thinner in 1999..could be the veneers..
June 1998

November 1999
I believe..she had her first set in the spring of 1999, she then got a bigger set of teeth around 2002/2003? (really noticeable the RAINBOW era because she looked really fake/barbie-ish around that time) and then she got the gap closed in the middle teeth in 2005 during the preparation for Fairyland.