The oblique (objective) form you functioned previously in the roles of both accusative and dative, as well as all instances after a preposition.
Chris Martin is lead singer, rhythm guitarist and pianist for the alternative band Coldplay. The group has won multiple Grammy Awards over the years, one being for their debut album.
1 The first official Coldplay song is called, Ode to Deodorant. It was written as a joke.  In 2008, a group of female fans commented on the way Chris Martin' voice sounded on a video posted on Youtube of the song, Gravity.