Need to know: Save 70% on this seductive beauty package; Includes eyebrow wax, tint, strip lashes, bikini wax and Vajazzle session; Great way to treat yourself; What & why: If the word 'Vajazzle' had been whispered to you a year ago, you’d probably have replied with a bemused “excuse me?” But, since the crazy cool Essex bunch stormed on to our TV screens it’s become the talk of the town – "shut up" we hear you cry! Now, thanks to the intrepid agent g you can try out the trend for…