You can also say "The first time I listened to that song........" (Conversational English). It's also a phrase.

You can say "My first time I listened to that song......."(conversational English). I see it as a phrase requiring another phrase or clause to make it a complete sentence. Just my thoughts 😊

Yes, buddy means close friend.

Hello Seema, I will be glad to help you improve your English. You can book a trial lesson with me now😊

Hello Ahsaan, I can help you improve your English especially in speaking, listening and writing. Let's have a trial lesson and we can start from there.

"However" is the correct word.

The right word to be used is "people's". The apostrophe "s" is used to show possession (something belonging to a person or a group of people). The word "turf" in this context means an area regarded as someone's personal territory.