ok here if it works from the n900 is the replacement pack2. unzip and untar file and copy all file in mypack dir to
/home/opt/rovio/angrybirds/data/levels/pack2

10 levels in there
up and over
3 little pigs
through the wall
mind the steps
drop
pyramid
oh piggy where art thou
bounce left right
roll over miss piggy
birdhouse of my soul