Bonus: With purchase of the R2-D2 instructions, you also get R5-D4 instructions. See image below.
See Brickvault Youtube video of this model from my visit to their studio.
Retractable middle leg
Pivoting side legs/feet
Reclined "driving" position
Detailed head and body
4.25 inches (~11 cm) tall in upright position
4 inches (~10 cm) tall in reclined position
Follow this link to get free instructions for Princess Leia