Mua. XD I loved the tickle fight. I can just imagine Jay and Theresa fighting in raw fingers-to-ribs-and-other-ticklish-spots combat. That's good, make it funny and deep so everyone can imagine it.
I agree with the necknames. Terri sounds good, but Archie is shyer than a baby possum and if he called her that everyone would just think he went crazy. I'd also love some A-A fluff there, but nothing really serious like going into detail about kisses or...or...