Aerosmith frontman Steven Tyler has announced he will guest star in the upcoming season of ABC's country-music drama, Nashville. A rep for Tyler confirmed to Us Weekly of the appearance after the rockstar tweeted out a picture of himself hanging out with series regular Hayden Panettiere Tuesday. Tyler is seen in the photo is sporting an all silver outfit along with his iconic scarf-covered mic stand. Appearing on Nashville continues the singer's foray into country-music after debuting his first country single 'Love Is Your Name' back in May. Nashville returns for its fourth season Sept. 23 on ABC.