Which groups on the site have the most activity all throughout the day?

I'd say groups like The Writer's Group, The Group Dedicated to Doing Whatever We Want, LGBT, and HiE are prime examples of these eternally pinned groups

4658153 i love you

4658156
Awwww, you little blue pony

4658159 i love you

4658164
kay

4658168 c:

4658153 There are more that are really active:

The Shameless Self-Promotion Bureau
Clopfics
My Little Fetish
Crossovers
Fallout: Equestria
Rage Reviews

4658153 For me its Displaced, Equestrian Writters guild, Marvel DC co fan group and Self promotion

4658176

4658180

4658178 4658179
Those are fairly active

4658184

4658190 y u do

4658197
becuz you love me too much

4658200 but eris pls

4658190

e r i s has banned Corgi from the group

4658207
Corgi, what if I told you to lick 4658209 's color divider?

4658215 i dyu it fer u my luv

4658215 HEY NOW, DON'T DRAG ME INTO YOUR FETISHES!!

not unless I ask you to that is....

4658217
huahuahua

4658221

not unless I ask you to that is....

who said you had a choice?

4658233 I have my rights!

4658265
nuh uh

4658275 Yes I do!

4658281

4658288 Don't you give me that look!

4658301

4658317

4658322
ewwww

4658325 Fine

unpinned