Liputan6.com, Los Angeles: Christina Aguilera has canceled a planned concert tour in the United States. Dirrty hitmaker admits she had to spend more time on the production process.

"He feels need more time to practice," said a spokeswoman Christina. The decision he made when concert tickets were sold for four days. In fact, the upcoming July 15, he should start a concert in Connecticut.

Christina concert cancellation turns out to be a big blow singer Leona Lewis. Section, British singer was also involved in planning a concert tour with Christina.

Christina's recent appearance many people criticized because it follows the singer Lady Gaga. However, this ignores the mother of one child such criticism and denied the existence of competition between them.

"I want to tell you all directly, so that the words I can not be misunderstood. I just do not compete with Lady Gaga or other female artist in this business," Christina wrote in his blog. (AST / ANS / ContactMusic)