High School Musical 1 and 2 DVD boxset. HSM 1 is the encore edition and HSM 2 is the extended edition. Both in 1 pack for £8.49 at HMV.com. Plus 5% Quidco. I can't find it cheaper going rate seems to be £15-20 for this elsewhere.
Now if I could find HSM3 for a great price i'd be away!