The joys of boys

I have only daughters. My daughter Megan has only sons. I'm learning through Megan of all the joys I missed out on having raised only girls, the least of which being the solemnity with which holiday traditions are observed.

To wit, Megan's Christmas Eve Facebook status:

I hope your Christmas was merry and bright!

Disclosure: I did photo edit (and not all that well) to replace my grandson's real name with the name I use for him on this blog. He does indeed have a normal name to go with his normal boy antics.

Today's question:

What most warmed your heart—or most made you groan—about your holiday celebrations?