After the Boston Celtics announced the arrivals of Keith Bogans, Marshon Brooks and Kris Humphries on Monday, Danny Ainge said that Paul Pierce and Kevin Garnett should receive a standing ovation upon their return to the TD Garden as members of the Brooklyn Nets. And this afternoon, Pierce’s array of Instagram posts displayed his mutual love for the Celtics fan base. Roll through the gallery above for the full 43-photo montage, which you can also see on Pierce’s IG page.