In what year was the album “Telephone” released by Lady Gaga?

In what year was the album “Telephone” released by Lady Gaga?: The album “Telephone” was released in 2010 by Lady Gaga, featuring 4 tracks.
What is the most successful song from the album “Telephone” by Lady Gaga?: “Telephone” is the biggest hit from the album “Telephone” by Lady Gaga.

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