The next small conversion software (lamedropXPd) converts listening songs and songs from MP3 to WAV.
Open any one with the tape recorder that comes with the system, and then click Edit-> Mix with the file, import another, make the two into one, and then save.
Then use lamedropXPd software to convert WAV into MP3, and what you want will come out.
* & gtLamedropXPd software is here: com/soft com/soft/2 1545 . html