Miss Farrow is very thorough and wants to ensure there is no

Miss Farrow is very thorough and wants to ensure there is no way William can cheat on his urine test for suspicious substances. By stripping him down to verify the test there is the added benefit of providing schoolgirls Saffy and Tina with an impromptu anatomy lesson. The normally confident lad is totally humiliated as hes down to nothing but his skimpy tighty whities!