Katy Perry has released 1432, a deluxe version of her recent LP, 143. The new edition features four extra tracks, including the previously-unreleased song “OK.” “OK” is an upbeat pop ...

Next autumn will see Perry embark on a UK arena tour, which includes two shows at The O2 in London (October 13, 14). She’ll be donating £1 from every ticket to the Music Venue Trust.