Yes when she played live. You can see it on YouTube.
Not officially, but at a certain performance, she dedicated it to them. Only one performance, which may be concidered rather contravercial, seeing as Tokio Hotel are not evidently homosexual and there is nothing wrong with homosexuality after all.
She has called them gay several times, including one incident where she dedicated her song "You're So Gay" to the band....
yes Katy Perry is lesbian
Katy perry
Katy Perry is American.
Katy Perry does singing/songwriting
katy perry
what is Katy perry interests...
Katy Perry
Katy Perry is of English and German decent.
No Katy Perry is a singer. She has never written a book.
Katy Perry's idol is Freddy Mercury.
Mary Perry Hudson is Katy Perry's mom.