Series for pre-school children. Roly, Little Bo, Yugo and Migo all have their own best things but there are some things that they can share too. Little Bo visits her uncle, Roly Mo, in Fimble Valley every day and there's always something exciting to do during a visit. Little Bo loves to dance but when Roly asks her to waltz along with him, she finds that she can't keep up - but she's just got to keep on trying!