Adam Birch is a semi-retired American professional wrestler, also known by the ring names Joey Mercury and Joey Matthews. He is signed to WWE, and works as a trainer in WWE's developmental territory NXT. Birch was trained by fellow wrestler Jimmy Cicero and made his wrestling debut in October 1996, using the name Joey Matthews. The following year, he began competing for Mid-Eastern Wrestling Federation (MEWF), in which he began competing in tag team competition, where he captured the MEWF Tag Team Championship, alongside Christian York. Throu…