*TFA Ratchet Smiles*
"Ratchet, your laugh's beautiful but I'm calling 911." ~Sari
"HE'S SMILING WE'RE ALL GONNA DIE!" ~Bulkhead
"A wonder of nature." ~Prowl
"Since when did he have dimples?" ~Bumblebee
"I've never seen him do that before—or show a sign that he was ever happy, holy—" ~Optimus Prime