Belushi was just delivering his lines.

The script was written by Dan Aykroyd and John Landis. Landis also directed the film.

https://en.wikipedia.org/wiki/The_Blues_Brothers_(film)

Ok, well the Hollywood-pedophile-CIA connection really wasnt being made back then as far as i know..except for those directly involved or close to it..it wasnt really being publicized like that back then, and we obviously didnt have the internet yet either..do you get it now?