Crystal Palace sign Joe Ledley from Celtic

Joe Ledley has joined Crystal Palace from Celtic on a three-and-a-half-year deal.

The midfielder was offered a new contract at Celtic Park, but has opted to sign for Tony Pulis's side instead.

We have also completed the signing of Joe Ledley from Celtic on a three and a half year deal. pic.twitter.com/NPUWRpnHBA

— Crystal Palace FC (@Official_CPFC) January 31, 2014

Ledley moved to Glasgow in 2010, following six years at Cardiff City, and won three league titles and a Scottish Cup.

He joins Thomas Ince, Scott Dann, Jason Puncheon and Wayne Hennessey as deadline-day signings at Selhurst Park.