Peter Andre is every inch the proud dad! The 48-year-old has expressed his joy following daughter Princess' amazing school results.Taking to his Instagram page on Thursday, the TV personality uploaded a sweet selfie with his 13-year-old daughter, whom he shares with ex-wife Katie Price.MORE: Peter Andre reveals happy family news - and Princess will be particularly chuffed!WATCH: Peter Andre's kids show off their 'sibling love'"So proud of this one today," he wrote in the caption.