Who sings the theme song for that 70's show?
Big Star's original version of the song was not used on the show. Instead, a cover version sung by Todd Griffin was used as the theme song for the show's first season. Beginning in the second season, the theme song was performed by the band Cheap Trick. Unlike previous versions of the song, Cheap Trick ended the song with the repeated phrase "We're all alright!" quoting the ending of their 1978 hit song "Surrender".
Who sings the theme song for That 70's show in season 1?
Todd Griffin
That '70s Show
Big Star's original version of the song was not used on the show. Instead, a cover version sung by Todd Griffin was used as the theme song for the show's first season. Beginning in the second season, the theme song was performed by the band Cheap Trick. Unlike previous versions of the song, Cheap Trick ended the song with the repeated phrase "We're all alright!" quoting the ending of their 1978 hit song "Surrender".
Who sings the theme song for That 70's show in seasons 2-8?
Cheap Trick
That '70s Show
In the Street (song)
https://en.wikipedia.org/wiki/In%20the%20Street%20%28song%29
That '70s Show
https://en.wikipedia.org/wiki/That%20%2770s%20Show
"In the Street" is a song by the American rock band Big Star. It was written by Chris Bell and Alex Chilton. 
In the Street (song)
"In the Street" was recorded by Todd Griffin as "That '70s Song" with additional lyrics by Ben Vaughn as the theme song for the television sitcom That '70s Show.
In the Street (song)
Another recording of "That '70s Song" by Cheap Trick was used as the theme beginning with season two. 
In the Street (song)
"In the Street" is a song by the American rock band Big Star, written by Chris Bell and Alex Chilton. A cover version by Todd Griffin as "That '70s Song" with additional lyrics by Ben Vaughn, was used as the theme song for the television sitcom That '70s Show.  Another version of "That '70s Song ", was recorded by Cheap Trick  and used as the theme song for, That '70s Show seasons  2-8.