The Summer In The City country headliner was announced on Wednesday morning and it's the legendary Terri Clark! 

Terri has released 10 studio albums and has had several number one hits over her 23-year career, including "Poor Poor Pitiful Me" and  "In My Next Life" 

She has teamed up with the likes of Johnny Ried, Dean Brody and most recently, Dallas Smith.

"She's a true country legend", Cindi Rempel Patrick said after the announcement. "Shes' internationally known and we're thrilled. This woman has won 3 Juno awards, nearly 20 CCMA awards, female vocalist of the year, fans choice and she's the only Canadian artist that's a member of the Grand Ol' Opry."