Before leaving , Stan first manages to destroy a pair of trousers belonging to Ollie 's roommate ( who is also going home ) .
Before leaving , Stan first then accidentally sits on a hypodermic needle loaded with sedative .
Before leaving , Stan first manages to destroy a pair of trousers belonging to Ollie 's roommate ( who is also going home ) and then accidentally sits on a hypodermic needle loaded with sedative .