visiting mumbai for the first time, need recommendations!

Me(22F) and my boyfriend(23M) are coming to mumbai for the coldplay concert and we’ll be there for 4.5 days. Need some food and not-to-be-missed places recommendations for the visit! We’ll also be in alibaug for a day so for that as well :)) Also, if anyone knows any good indie tattoo artists, please lmk Thanks!! 🤍