You must remember this

memory/mind like a sieve

If you have a memory or mind like a sieve, you forget things very easily.

faculty

a natural ability to hear, see, think, move, etc

therapeutic

causing someone to feel happier and more relaxed or to be more healthy: e.g. I find gardening very therapeutic.

memorable

likely to be remembered or worth remembering

uplifting

making someone feel better e.g. music is uplifting

chorus

part of a song that is repeated several times, usually after each verse

lyrics

the words of a song

have a memory like an elephant

to be able to remember things easily and for a long period of time

recall

to bring the memory of a past event into your mind, and often to give a description of what you remember e.g. Can you recall what happened last night?

trigger

to cause a strong emotional reaction of fear, shock, anger, or worry in someone, especially because they are made to remember something bad that has happened in the past e.g. it triggers memories

evoke

to make someone remember something or feel an emotion e.g. That smell always evokes memories of my old school.

appreciate

to recognize how good someone or something

in one ear and out the other

you hear something but quickly forget it

catchy

(especially of a tune or song) pleasing and easy to remember: e.g. a catchy tune