Pigeon Voucher Posted by: Pigeon Keeper on February 27, 2017 This content can be purchased on demand or by coupon code if you have been given a voucher. This page is available to subscribers. Click here to sign in or get access.It looks like you are opening this page from the Facebook App. This article needs to be opened in the browser.iOS: Tap the three dots in the top right, then tap on "Open in Safari". Android: Tap the Settings icon (it looks like three horizontal lines), then tap App Settings, then toggle the "Open links externally" setting to On (it should turn from gray to blue).