The song used directly after the intro for this episode is "Born To Run", by Bruce Springsteen and E Street Band. Steven Van Zandt is part of the E Street Band, and the two of them are best friends.
When Terence get back into the Jag after leaving the chemist you can clearly see the 'optional extras' support bars used to hold up the roof lining. A problem with these Jags is that after a while the foam backing deteriorates, which cause the roof lining to fall down about your ears. The bars seen running across the interior of the car have been placed there to hold up the sagging roof lining.