User blog comment:IThrowLemonsAtLife/Heartwarming/@comment-26712086-20160222083121

I'll try and think of several:

The ending of Class Act

The whole of Blind Date, at least on The Mole's behalf.

Pop finding his son alive in And the Kitchen Sink

The whole of I Nub You

Fliqpy sparing Lumpy in Hear Today, Gone Tomorrow

Lumpy helping a bird in All Flocked Up

Handy's attempts to save Petunia in House Warming.