how is this song related to big brother 2010?
The housemates of "Big Brother 2010" recorded a version of the song, coached by Andrew Stone of Pineapple Dance Studios, in July 2010.
Don't Stop Believin'
The housemates of "Big Brother 2010" recorded a version of the song, coached by Andrew Stone of Pineapple Dance Studios, in July 2010. 
who wins prom king and queen on glee season 2 Kurt Hummel wins the Prom Queen. what is prom queen? An episode of a television series. what is this episode about? It shows the myriad dramas surrounding a high school prom, with the high-stakes race for prom king and queen that involves five members of the glee club, students scrambling to find dates and outfits, and the delights and disappointments of the prom itself. which channel airs this series? Fox . who composed the music for it? UNANSWERABLE who starred in it? Finn Hudson, Quinn Fabray, Noah "Puke" Puckerman and others. who is the first mentioned actor? He was a fictional character portrayed by Cory Monteith. were there any musical performances done by this fictional character? Yes, many including the famous single  "Don't Stop Believin'.
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Don't Stop Believin' [SEP] "Big Brother 2010"
The housemates of "Big Brother 2010" recorded a version of the song, coached by Andrew Stone of Pineapple Dance Studios, in July 2010. Stone also choreographed and shot a video of the performance. According to Digital Spy, the video "almost out-Glees "Glee"" Steve and Rachel sang the lead vocals.