Music & Bands Southsea DIY Presents Caves at The Edge of the Wedge on 28th March by Paul Gonella 17 February SHARE Facebook Twitter Pinterest El Morgan got in touch to let us know about the upcoming Southsea DIY night at the Edge of the Wedge on the 28th of.. Music & Bands Good Luck, Caves, Attack! Vipers! and El Morgan by Paul Gonella 7 July SHARE Facebook Twitter Pinterest The bands Good Luck, Caves, Attack! Vipers! and El Morgan will be playing at The Edge of the Wedge on Sunday 25th July from 7pm..