"If it wasn't for the smell." Rose was trying to remove stubborn splashes from Jack's chest and was annoyed he wouldn't let her rip them off.
A local had dumped a drink on Jack and it'd had a weird reaction with his hair product, coating his head in a plasticised, sweet-smelling ooze. Aside from reeking of acetone, Jack had found the clean up experience enjoyable, although it wasn't quite the way he'd envisioned the Doctor and Rose getting their hands on his body.
dw100 — challenge #80: sweet/sour