This one worked for me great yesterday http://www.mangago.me/read-manga/harapeko_usagi_to_koisuru_ookami/
When I'm in that mood usually one of these two helps me
http://www.mangago.me/read-manga/soredemo_yasashii_koi_o_suru/
Or this one
http://www.mangago.me/read-manga/ikujinashi_no_shiawase/
If neither one works for you check out my lists
and I hope that you find something interesting to lift your spirits (●'◡'●)ノ
How about Comedy? Laughs to change mood. HA+
http://www.mangago.me/home/mangalist/13697/
I'm having a really crappy day and was wondering if you guys had any yaoi suggestions that would make me forget all my worries and troubles? Thanks.