Katy perry is my favourite singer
Katy Perry is a fun artist to listen to. 
She is from Lady Gaga to all singers.
Lady Gaga and Katy Perry are both great pop singers. Most people who like one tend to like the other since their music is similar.
Lady Gaga is studied at New york Tisch school.
That's interesting. Did Lady Gaga get any post secondary degrees?
Her post graduate held in Stefani Joanne Angelina in Tisch.
What field did she get her degree in? What was her major?
She is have first interview in NFL network.
NFL is an odd choice for a first interview for a singer.
Her sister name is Natali Germanotta.