Downloadable beat / tune maker .?!

Question: is there anywhere i can download kind of like a beat maker , or something like that , maybe that would allow me to play a custom piano or guitar tune .
im not sure if this is clear information ..
but anybody know what im talking about and where i can get one ?!

---

---

Answers: is there anywhere i can download kind of like a beat maker , or something like that , maybe that would allow me to play a custom piano or guitar tune .
im not sure if this is clear information ..
but anybody know what im talking about and where i can get one ?!

---

---

Fruity Loops. Google it and download the demo (and you can probably get the serial number on LimeWire)

---

---

---