The 49ers’ victory, Obama’s inauguration, Martin Luther King Jr. Day — there are plenty of reasons why you might be distracted today. So it’s the perfect time for a pop quiz.

We haven’t done one of these in half a year, but when we saw this little dude, we couldn’t resist.

Oh hey, the Golden Gate Bridge turns 75 years old today! And in honor of this special milestone, we’re resurrecting the Haighteration weekend quiz.

This weekend’s quiz is all about the ladies.

We think we may have found the most political place in the neighborhood.

Is dubstep over? We don’t know. But this stencil sure is ominous.

Some gray lines, a red stripe — what are we looking at here?

It’s the last day of the year, and that means it’s time for 2011′s final weekend quiz.