These retro-looking mobile phone charms will light up when you receive a call or text message. Groovy baby
A lava lamp cell phone charm lets you know of incoming calls by lighting up.
Finally, a cell phone accessory we can relate to.
OK. So we promised you on last week's episode that we would do a single-purpose gadgets episode this week. Turns out, promising that type of thing in advance isn't such a good idea as we actually had to work to find gadgets that fit the theme.
If you're fed up of throwing your hard-earned cash into technology's bottomless money pit, check out CNET UK's guide to penny-pinching gizmos.