I am looking for a new haircut I have lost 3 stone in weight so need a new me please help!!!?

My face shape has changed so I want to change my image all together, My hair has been short but it is now just above shoulders with layers thru it no fringe (bangs) and is bleached blond like christina agulerias colour or gwen steffani, would love to change the colour too as its been that colour for ever now, bit scared as I have not had any over trendy styles, most ever had was victoria beckhams inverted bob, please could you help me I am 25 if that helps, Thanks