1775-1795 Officers Full dress uniform of the 1st Footguards
during the American War of Independence.
Credit where it's due;
Coat + Waistcoat + Breeches + Gaiters - John Anastasio at Stitch In Time (ask me for contacts - this guy also made Simons Uniforms)
Shirt + Garters + Gloves + Gorget + Stockings - Jas Townsend (Google him)
Shoes + Sash - Various ebay sellers
Aguilettes - Company in Pakistan who's name I've forgotten - Sorry!