"Fuckin Eh!!"

{popular Canadian Phrase - he is Canadian}

"Took a jagged little pill to the island"

{was engaged to Alanis{song Jagged Little Pill] now to Scarlette Johansson[movie The Island}

"Two guys a girl and a pizza place"

{starred in the Sitcom 2 Guys, A Girl, And A Pizza Place}

 

Answer:

Ryan Reynolds

 

..........................

"Loved three knives"

{loved Ryan Reynolds one of the stars of Blade Trinity}

 

"No swimsuit at a swimming pool"

{That's Ironic - name of one of her songs}

 

"Made my humps sultry"

{remade My Humps by Fergie in a sultry voice with just a piano...... link}

 

Answer:

Alanis Morrisette

.......................

 

How they would relate to Big Brother - They are exes. Big Brother 4 was called "The X Factor" where some houseguests had their exes living in the house with them.