Do I sound strange if I tell someone....
Hello!, long time, no see....
Do native speakers use it?
Do I sound natural?

Question

Do I sound strange if I tell someone....
Hello!, long time, no see....
Do native speakers use it? 
Do I sound natural?

Answer

perfect

Answer

Hi, yes it sounds natural. this class on YouTube is really cool and explains your question well. https://youtu.be/Cu_tgGdfKB8

Answer

i use it all the time, but with people who are so close to me

Answer

It sounds a little dated to me ...