spend it well
'Pasar(se)lo bien' in Spanish translates to 'have a good time' in English. It is a common phrase used to express the act of enjoying oneself or making the most out of a situation. It can be used in many contexts like during social gatherings, outings, vacations, etc. It doesn't literally translate to 'spend it well' but provides more of the feeling that you should enjoy or get most out of the experience or time at hand.
I hope everyone has a good time at the party.
This phrase expresses a wish for others to enjoy themselves at a social event.
We always have fun moments when we are together.
This sentence reflects the speaker's positive experiences of having fun with friends or family.
She had a lot of fun the last time she went to the movies.
This example highlights a specific enjoyable experience related to a past event.