The singer - who is dating Fall Out Boy rocker Pete Wentz - has teamed up with US store Wet Seal, which will sell the tops in conjunction with the release of her third album 'Bittersweet World'.
The singer - who is dating Fall Out Boy rocker Pete Wentz - has teamed up with US store Wet Seal, which will sell the tops in conjunction with the release of her third album 'Bittersweet World'.
She said: "I was inspired by so many fun, wonderful things as I was recording 'Bittersweet World' and it's been great to carry through those inspirations into these new shirt designs. I hope my fans love this album and rock out in these shirts!"
Wet Seal is a young women's clothing retailer which stocks moderately priced brand name and company-designed apparel and accessories.
Ashlee is following in the footsteps of her older sister Jessica, who released her own fashion range in 2005.
Other stars with their own clothing lines include Victoria Beckham, Kate Moss, Jennifer Lopez and Mary-Kate and Ashley Olsen.
Earlier this week, it was revealed ageing rocker Rod Stewart had also launched his own fashion range.
The 'Maggie May' singer designed a range of items including T-shirts, tracksuit tops, baby bibs and official 'Rod Stewart Panties', which have love hearts and 'Isn't it romantic?' emblazoned across the front.
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Ashlee Simpson
