creative commons:

i used        "120_TwistedLemon_Mattel_synso_Drummachine"samples on: city fauna_club mix          found via    http://freesound.iua.upf.edu/
             
       "649_johnlancia_Casio_SK-1_drum_samples"                          2_sommer o6
             
"6_plagasul_CarKeysDrums"                                                  diff.