Fallout 3 expansion pack for xbox 360 do i need live to play it?

ok so at future shop i saw this expansionpack for xbox 360 for fallout 3 it was lika a normal game ina case and it was 24.99 here the link to it

http://www.futureshop.ca/catalog/proddetail.asp?sku_id=0665000FS10124462&catid=23356&logon=&langid=EN#

i just wann know i dunt have live so can i buy this install i or somthing then play it without live or do i need live to play it please help me i really wann play it thankjs