This is my interpretation of the bass riff that reaches highlight in the number at 0:52. 
The starting of the riff is close to impossible I think, unless you have good fingerwork!

E|8---11-*-8-------------------------13----10-----------------10-----------------|
A|-10--------------------15------------13----13-----11-10---------------11-13-11-|
D|------------------16-17--17-16-15------12----11-12-----12-13--10-11-12---------|
G|----------15-16-17---------------17--------------------------------------------|