Who is Cascada?

Cascada is a German group. there are 3 people in this group and their names are Yanou and DJ Manian. One of her most famous songs is : " Every Time We Touch " and also "evacuate the dance floor" that came out this past year.

To listen to it, go on YouTube, and type it on the search bar. please!!! they are very good songs thx u and thx u 4 using ask.com!!!!!!! ^^