Funny / Chounouryokusha Saiki Kusuo no Ψ Nan

Chounouryokusha Saiki Kusuo no Ψ Nan, being a gag manga, usually has several Funny Moments per chapter. Here are just a few of them:

http://tvtropes.org/pmwiki/pmwiki.php/Funny/ChounouryokushaSaikiKusuoNoSainan