chop and change
US /tʃɒp ənd tʃeɪndʒ/
UK /tʃɒp ənd tʃeɪndʒ/

1.
cambiar de opinión constantemente, cambiar de planes
to keep changing your mind or opinions, or to keep changing what you are doing
:
•
He's always chopping and changing his plans, so it's hard to make arrangements.
Siempre está cambiando de opinión y de planes, así que es difícil hacer arreglos.
•
The government has been chopping and changing its policies on education.
El gobierno ha estado cambiando constantemente sus políticas de educación.