I think it's fine -- especially if the pictures are funny. For example, inadvertent smiley faces:
I just wish I had kept the picture documenting the mysteriously yellow pancakes at the Metro 29 Diner.
Seriously, people. Relax, have a good time. Have some tiramisu.
*I know that I originally said I wasn't going to post this picture because she might kill me. But honestly, she lives 1000 miles away. Plus, it's funny. And I really don't care anymore.
Most importantly, I don't think she's reading my blog. So it's not like she'll see it. Unless, of course, my brother tells her about it. Which he won't. Right?