RHH: Nas & AZ or Jay-Z & Notorious B.I.G.?

1 - Brooklyn's Finest: http://www.youtube.com/watch?v=P_DLD7OMUns
or
Life's a B*tch: http://www.youtube.com/watch?v=HEwSfbE9IXc

2 - I Love the Dough: http://www.youtube.com/watch?v=G6HLi4oCebc
or
The Flyest: http://www.youtube.com/watch?v=Qz94RRfpmPY

BQ: Which pair do you think would make a better album together?
BQ2: Favorite Nas  AZ track?