See some English speakers having a hard time to pronounce the sounds of another language (Spanish), especially the difficult rolling R.
The "TH" sound in English is difficult to pronounce for some people. In this video AJ teaches two ways to pronounce TH and teaches you exactly how to do it.
American English Pronunciation: Understand the rules on how to pronounce T in American English.
This video is about American English pronunciation but most of it is also true for British English. The most important difference is this: When a T between vowels changes to a quick D, Americans always make the change, British English speakers can pronounce it like a normal T or change it to a D in colloquial speech. Also, dropping the T after an N only happens in some parts of America.
You can also read about it at Pronunciations of T.
This song was written by Ed for his friend's wedding. Its a cute wedding song that wants to interpret true love that lasts ("Your soul could never grow old its evergreen"). Sheeran has described the piece as a "walking down the aisle song" (for a wedding). The song is a romantic ballad.
Needta and Gotta are two real English "words" you must understand. They are very common and used daily by most speakers. You may not find them in the dictionary, but they are very important for real English speaking.
Need a / Need to = /ni:Də/
(Have) got a / (Have) got to = /gɒDə/ (AmE /gɑDə/)