` Believe '' is expected to come out this summer . Justin Bieber is set to collaborate with Taylor Swift on `` Believe '' is Swift 's upcoming third album . Other `` Believe '' guests include Kanye West , Timbaland , Kanye West .
Justin Bieber is set to collaborate with Taylor Swift on `` Believe '' is Swift 's upcoming third album . Other `` Believe '' guests include Kanye West , Timbaland , Kanye West .