Season 4 (1970)

1. Series 4, Show 1

2. Series 4, Show 2

3. Series 4, Show 3

4. Series 4, Show 4

5. Series 4, Show 5

6. Series 4, Show 6

7. Series 4, Show 7

8. Series 4, Show 8

9. Series 4, Show 9

10. Series 4, Show 10

11. Series 4, Show 11