BBC Radio 1 will play "up to five seconds" of the Ding Dong record on Sunday's official chart show, station controller Ben Cooper has told the BBC News Channel.
More top news
Kim Jong Un became the first North Korean leader to visit the south as he arrived for talks with counterpart Moon Jae-In on Friday.
Robert Brown admitted causing the deaths of the two young brothers by dangerous driving at a hearing in March.
How do Nintendo’s new cardboard-based gaming sets work?