I am mostly only active in the Hetalia fandom, but I still adore these shows to death;

• Kyou Kara Maou
• Kuroshitsuji
• Clannad
• Shugo Chara
• No. 6
• Madoka Magica
• Angel Beats!
• Junjou Romantica
• Higurashi no Naku Koro ni
• Pandora Hearts
• Ouran High School Host Club

Non-anime shows;

• Supernatural
• F.r.i.e.n.d.s
• Sex and the City