| align="center" bgcolor="salmon" colspan="3"|Slappy |
| lign="center" colspan="3"| |
| lign="center" bgcolor="salmon" colspan="3"|EP by Green Day |
| lign="left" valign="top"|Released | colspan="2" valign="top"|1990 |
| lign="left" valign="top"|Recorded | colspan="2" valign="top"|1989 or 1990 |
| lign="left" valign="top"|Genre | colspan="2" valign="top"|Punk rock |
| lign="left" valign="top"|Record label | colspan="2" valign="top"|Lookout! Records |
| lign="left" valign="top"|Length | colspan="2" valign="top"|10 min 11 s |
| lign="left" valign="top"|Producer | colspan="2" valign="top"|Green Day |
| gcolor="salmon" colspan="3"|Professional reviews |
| lign="left" valign="top"|ARTISTdirect review | valign="top"|3 stars out of 5 | valign="top"|link |
| gcolor="salmon" colspan="3"|Green Day Chronology |
align="top"|1,000 Hours
(1989) | valign="top"|Slappy
(1990) | valign="top"|1,039/Smoothed Out Slappy Hours
(1990) |