Preheat oven to 350 degrees
Cook Pasta according to package directions and drain
Toss with pulled pork
In saucepan over medium high heat, melt butter
Whisk in flour until smooth
Whisk in milk and let simmer until thickened enough to stick to spoon
Remove from heat and stir in cheese until melted and smooth
Add to noodles and pasta and toss until smooth
Add to 2 quart casserole dish and top with breadcrumbs
Melt butter and drizzle over top
Place in oven for 20 minutes or so until top is lightly browned
Remove and drizzle with bbq sauce before serving