I'm her Elsa ~ I'm her Anna, Frozen tank tops/ T-shirt by My heart has ears. Available in Women's, Men's and Children's sizes as well! In a variety of colors and styles! Elsa: http://skreened.com/myhearthasears/i-m-her-elsa Anna: http://skreened.com/myhearthasears/i-m-her-anna
Another cute way to make over a man's shirt. Eco Fashion / Plaid Green and Orange Tank Top with Two Neckties Shoulder Straps / Women Tops / Upcycled / made from mens shirt and neckties. $48.00, via Etsy.