|Full Name||Sidney Pye|
|Relatives||Toots (twin sister)|
|First appearance||Issue #608 (March 13, 1954)|
Sidney is Toots' twin brother and the sixth student of the nine pupils in Bash Street School's Class IIB.
Sidney has messy black hair which looks like a chimney brush, a blue and black striped sweatshirt, a white collar, black shorts, black socks and grey shoes.