Jesse-mcartney-2 Published July 14, 2014 at 640 × 439 in Jesse McCartney and Pia Mia Host the ANNEX Magazine Cover Party at the KIA Motors Malibu Estate Jesse McCartney signed the inflatable Matefit Tea bottle for charity at the ANNEX Magazine cover party sponsored by L’Alpina and Just Chill at the KIA Motors Malibu Estate on Saturday.