"Not Strong Enough" is a song by Finnish rock band Apocalyptica.
 The song is the third single from their seventh studio album "7th Symphony".
 The song features Brent Smith of Shinedown on lead vocals.
 It was first released on iTunes on November 1, 2010, but not in the US, where another version of the song, featuring Doug Robb of Hoobastank on vocals, was released on January 18, 2011.
 The song was re-recorded with Robb after the band failed to secure the rights to release the song in the US with Smith's vocals from Shinedown's label, Atlantic Records.
Juha Kylmänen (born 1981) is a Finnish vocalist of gothic metal bands For My Pain... and "Reflexion".
"Enough" is the third and final single by Finnish vocalist Tarja Turunen from her debut album "My Winter Storm", composed by Tarja and Michelle Leonard.
Ville Laihiala (born 13 June 1973) is a Finnish vocalist.
 He was the vocalist and guitarist of the Finnish Gothic metal group, Poisonblack.
 He was also the frontman for Sentenced from 1996 (when he replaced their former bassist and vocalist, Taneli Jarva) until the group ended their career in 2005.
"I Walk Alone" is the first single from the album "My Winter Storm" by Finnish vocalist Tarja.
 The single was released on October 26, 2007 through Universal Music label.
Kimmo Blom (born January 31, 1970, Orimattila, Finland) is a Finnish vocalist and stage artist, known for his work in several rock and metal bands such as Urban Tale, Boys of the Band and Heartplay.
Yvette Tollar is a Canadian jazz vocalist born in Toronto, Ontario, Canada.
 She has released two full-length CDs, "Cactus Flowers" (2001) and "Ima" (2008).
 "Ima" was a nominee for Vocal Jazz Album of the Year at the 2009 Juno Awards.
"Sorry's Not Good Enough"/"Friday Night" is the third single taken from British pop band McFly's third studio album, "Motion in the Ocean".
 The single was released on 18 December 2006, entering the UK Singles Chart at No. 3 on 24 December 2006.
 "Friday Night" is the main theme for the film "Night at the Museum", appearing on both the soundtrack and in the movie itself.
 Videos for both tracks were recorded, with the video for "Sorry's Not Good Enough" appearing on the DVD single, and the video for "Friday Night" appearing on the DVD release of "Night at the Museum".
Tarja Soile Susanna Turunen-Cabuli (born 17 August 1977), known professionally as Tarja Turunen or simply Tarja, is a Finnish singer-songwriter.
 She is a full lyric soprano and has a vocal range of three octaves.
Mika Tauriainen (born 5 January 1975 Sweden) is a Finnish vocalist.
 He is currently a member of gothic metal band Entwine, Frostlit and ex-vocalist of atmospheric rock band ShamRain.

Question: "Enough" is the third single by a Finnish vocalist born in what year?
Answer: 1977