We've seen denim all over D&G Spring Collection, and I think this Topshop playsuit (50£) goes well with almost everything:

Above: D&G Spring Collection (at Style.com)

Above:
ASOS plaited wraparound headband: 6£
Topshop large metal round sunglasses: 15£
ASOS skinny belt: 10£
ASOS leather panelled satchel: 45£
New Look double disc sandal: 16£

Above:
ASOS bright fabric flower stud earrings: 5£
ASOS set of three indian beaded and fabric bangles: 10£
Topshop fiasco high leg sandals: 50£
ASOS ditsy floral printed chiffon earrings: 5£
ASOS heart sunglasses ring: 4£
New Look Floral canvas wedge: 25£

Above:
Topshop floral print stiff trilby hat: 20£
Topshop rose buckle grossgrain belt: 15£
New Look Grossgrain sport wedge: 25£
Topshop straw hat: 20£
New Look skinny floral belt: 4£
New Look canvas knot front wedge: 20£