Walden weighs his options after his elaborate marriage proposal featuring fireworks and Michael Bolton fails. While Alan becomes obsessed with off-brand teeth whitening, Walden begins to crack up over his breakup with Zoe. Alan agrees to Lyndsey’s idea of having a threesome with Walden, but Walden can’t follow through because he’s still in love with Zoey.

• Two and a Half Men - Season 10
• Jon Cryer
• Ashton Kutcher
• Angus T Jones
• Lee Aronsohn
• Chuck Lorre