Table:
text: Britain's Got Talent (series 2)
Ratings
Ratings
Show_ Date_ Official_ratings_millions Weekly_rank Share_
Auditions 1 12 April 9.44 6 37.0%
Auditions 2 19 April 10.96 1 43.3%
Auditions 3 26 April 9.86 3 41.3%
Auditions 4 3 May 9.12 5 39.1%
Auditions 5 10 May 8.17 6 37.9%
Auditions 6 17 May 9.11 2 37.5%
Auditions 7 24 May 8.27 5 37.2%
Semi-final 1 26 May 11.33 4 42.0%
Semi-final 2 27 May 9.29 9 35.3%
Semi-final 3 28 May 10.03 6 35.9%
Semi-final 4 29 May 10.13 5 41.9%
Semi-final 5 30 May 11.86 2 50.0%
Live final 31 May 11.52 3 51.1%
Live final results 31 May 13.88 1 55.1%
Series average 2008 10.21 TBC 41.8%

Question: When are the shares 39.1% for Britain's Got Talent (Series 2)?

Question: Which show aired on April 19 on Britain's Got Talent (Series 2)?