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.