Come to see Lady Gaga on the 7th of December in Barcelona and the 12th of December in Madrid.
For Barcelona we have a package incl 1 night in a centrally 3-4 star hotel and a general admission ticket for only 195 euro. 
Package for the concert in Madrid incl 1 night in a centrally 3-4 star hotel and a reserved seat near the stage for 225 euro.
Optional: extra nights, price each nigh is 60 euro pp.