Attack of the Tickle Monster

For the past week or two, Leif has been smiling more, or at least appearing to smile, in that very-young-baby, "Is it a grimace or is it a smile?" kind of way. However, it's still a rare enough occurrence that I have yet to capture a full-blown grin on camera. Below is the Tickle Monster's semi-successful attempt to elicit some smiles from the little guy.