The midfielder, who moved to Palace on loan last summer before completing a permanent switch in January, still has fond memories of St Mary's.
"Southampton still has a big place in my heart," Puncheon told the Daily Echo after Saints' win.
"I had a great relationship with everyone there and I had some great times.
"They are capable of getting into Europe - they have got some great players."
For breaking stories and all the great banter like us on Facebook: facebook.com/tribalfootball