In contrast, Aguilera, who starts her first solo U.S. outing February 20th in Houston - three years after cancelling a major tour due to vocal problems - is seeing mixed sales result, according to concert business sources. Both tours have relatively high ticket prices -- eighty-five to ninety-nine dollars for prime seats and about fifty dollars for nosebleeds -- and some in the concert business question whether such relatively young artists can justify the cost.
